LA MER The Neck and Décolleté Concentrate

LA MER

The Neck and Décolleté Concentrate

neck mask

Added Last edited

Fit by skin type

General, ingredient-based — not your personalized match.

Dry
71%
Combination (dry)
71%
Balanced
99%
Combination (oily)
69%
Oily
69%

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64
Ingredients
5
Benefits
1
Actives
Find Dupes

La Mer’s The Neck and Décolleté Concentrate is a sumptuous balm treatment for a lifted look and a firmer feel. This intensive balm delivers plumping hydration and concentrated cell-renewing Miracle Broth™ to help create a more youthful-looking neckline.

Key Insights

Benefits

5
Anti-Acne
Anti-Aging
Evens Skin Tone
Hydration
Soothing

Active Ingredients

1
Neuropeptides

Risks

3
Alcohol
Allergen
Silicone

About The Neck and Décolleté Concentrate

Overview

The Neck and Décolleté Concentrate is a cushioning mask from LA MER. The formula is built mainly around hydration and soothing. The ingredient list runs to 64 ingredients, each broken down in full below.

Texture and finish

By its ingredient list the formula reads as moderately cushioned — emollient enough to feel like a cream, without the heaviest occlusives near the top. It contains both silicones and oils, a combination that usually finishes smooth and slightly satin and sits well under makeup. Hydration is handled by Glycerin, Cyclopentasiloxane and Algae Extract, humectants that pull water into the upper layers of skin rather than sealing it there.

What the formula does

Hydration: Very high. Ingredients that pull and hold water in the upper layers of skin, and here that comes from Glycerin, Cyclopentasiloxane, Algae Extract and Water.

Soothing: High. Ingredients aimed at visible redness and reactivity, and here that comes from Isononyl Isononanoate, Benzyl Benzoate, Algae Extract and Sea Whip Extract.

Who it suits

On richness alone it suits Balanced skin best, and is the least natural fit for Dry, Combination (dry), Combination (oily) and Oily skin. A few ingredients carry irritation flags, so reactive skin should patch test before using it on the whole face.

What it does not target

The formula contributes little or nothing on antioxidant protection, oil control, brightening and tone and cell renewal. That is not a fault — most products are not meant to do everything — but if one of those is your priority, this is not the product that will address it.

What is not in it

Reading the full list, the formula is paraben-free, microplastic-free, sulfate-free, dye-free and no animal-derived ingredients. Those claims come from the ingredient list itself, not from the packaging. It does contain fragrance, essential oils and drying alcohol, worth knowing if your skin reacts to any of them.

Where it fits in a routine

It can be used morning and evening. In a routine it goes after serums. Seal in your serums with it; in the morning, sunscreen still goes on top.

This summary is generated from the product's ingredient list. It is not a review, it is not the brand's own marketing claims, and it does not replace advice from a dermatologist.

Pros and cons

Drawn purely from the ingredient list

Pros

  • No microplastics
  • Strong humectant content for hydration
  • Several soothing ingredients

Things to know

  • Contains fragrance or declared fragrance allergens
  • Contains essential oils, a common source of reactivity
  • Contains drying alcohol high in the list
  • 2 ingredients could feed malassezia (fungal acne)

Which skin types it suits

Scored on how rich or light the formula reads from its INCI order.

Suitable for

  • Balanced skin

Less suitable for

  • Dry skin
  • Combination (dry) skin
  • Combination (oily) skin
  • Oily skin

Sensitive skin

A few ingredients here carry irritation flags. Reactive skin should patch test on the jawline for a few days before using it on the whole face.

Skin concerns

Based on the curated benefits documented for this product's ingredients.

Helps with

  • Hydration 22 ingredients

    Attracts and locks in moisture to keep skin plump and dewy

  • Anti-Aging 13 ingredients

    Boosts collagen and cell turnover to reduce fine lines and wrinkles

  • Soothing 8 ingredients

    Calms redness, irritation, and inflammation for sensitive skin

  • Anti-Acne 1 ingredient

    Targets breakouts by reducing bacteria and unclogging pores

  • Evens Skin Tone 1 ingredient

    Brightens and balances complexion for a more uniform appearance

Does not target

Blackhead Reducing Dark Spot Fading Oil Control Pore Minimizer Smooths Bumpy Skin

None of the ingredients in this formula are associated with these benefits. This is not unusual, as most products are designed to target a limited number of concerns.

Key ingredients

The actives, UV filters and benefit-carrying ingredients in this formula, in the order they are listed.

1st on the list, which puts it at an estimated 10–40% of the formula.

Decamethylcyclopentasiloxane

Hydration

2nd on the list, which puts it at an estimated 5–20% of the formula.

Algae Extract is an extract of various species of Algae; Extract of the Seaweed, Fucus vesiculosus, Furaceae

Anti-Aging Hydration Soothing

3rd on the list, which puts it at an estimated 5–20% of the formula.

Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water

Hydration

4th on the list, which puts it at an estimated 2–10% of the formula.

Glycerine ;Glycerol (INN); Glycerol (RIFM); Glycerolum (EP); Glycyl Alcohol; 1,2,3-Propanetriol; 1,2,3-Trihydroxypropane

Hydration Anti-Aging

5th on the list, which puts it at an estimated 2–10% of the formula.

Dimethicone

Hydration

6th on the list, which puts it at an estimated 2–10% of the formula.

1,1,1,3,5,5,5-Heptamethyl-3-(trimethylsilyloxy)trisiloxane

Hydration

7th on the list, which puts it at an estimated 1–5% of the formula.

Dodecamethylcyclohexasiloxane

Hydration

10th on the list, which puts it at an estimated 1–5% of the formula.

Dimethicone/PEG-10/15 Crosspolymer is a copolymer of dimethicone crosslinked with a mixture of PEG-10 and PEG-15 diallyl ethers

Hydration

13th on the list, which puts it at an estimated 1–3% of the formula.

Sea Whip Extract is an extract of the marine invertebrate, Pseudopterogorgia elisabethae

Soothing

19th on the list, which puts it at an estimated 1–3% of the formula.

Sodium gluconate

Hydration

20th on the list, which puts it at an estimated 1–3% of the formula.

Copper di-D-gluconate

Hydration

22nd on the list, which puts it at an estimated 1–3% of the formula.

Magnesium digluconate

Hydration

Formula analysis

Each axis is scored from the ingredients present and how high up the list they sit.

Hydration Very high

Ingredients that pull and hold water in the upper layers of skin

Barrier support Low

Lipids and repair signals that support skin barrier integrity

Antioxidant support None

Ingredients that mop up free radicals from UV and pollution

Oil control None

Ingredients that moderate sebum or absorb shine

Brightening None

Ingredients that act on uneven tone and post-inflammatory marks

Soothing High

Ingredients aimed at visible redness and reactivity

Cell renewal None

Retinoids, acids and enzymes that speed surface turnover

Firmness signalling None

Peptides and growth factors that signal for collagen support

Active and supporting ingredients

"Active" here means an ingredient carrying a recorded active type or a recognised UV filter.

Active ingredients (1)

Supporting ingredients (63)

Solvents, emollients, texture agents and preservatives — the formula that carries the actives.

Cyclopentasiloxane Algae Extract Water Glycerin Dimethicone Methyl Trimethicone Cyclohexasiloxane Isononyl Isononanoate Polysilicone-11 Dimethicone/peg-10/15 Crosspolymer Cetyl Peg/ppg-10/1 Dimethicone Lauryl Peg-9 Polydimethylsiloxyethyl Dimethicone Sea Whip Extract Sesamum Indicum Seed Oil Medicago Sativa Seed Powder Helianthus Annuus Seedcake Prunus Amygdalus Dulcis Seed Meal Eucalyptus Globulus Leaf Oil Sodium Gluconate Copper Gluconate Calcium Gluconate Magnesium Gluconate Zinc Gluconate Tocopheryl Succinate Niacin Sesamum Indicum Seed Powder Caprylic/capric Triglyceride Whey Citrus Aurantifolia Peel Extract Molasses Sigesbeckia Orientalis Extract Dimethicone/vinyl Dimethicone Crosspolymer Leontopodium Alpinum Extract Caffeine Alteromonas Ferment Extract Chlorella Vulgaris Extract Tocopheryl Acetate Cholesterol Linoleic Acid Tetraacetylphytosphingosine Dipalmitoyl Hydroxyproline Caprylyl Glycol Triticum Vulgare Flour Lipids Acetyl Glucosamine Crithmum Maritimum Extract Dipropylene Glycol Hexylene Glycol Laminaria Ochroleuca Extract Laminaria Digitata Extract Yeast Alcohol Denat. Parfum Sodium Citrate BHT Hexyl Cinnamal Amyl Cinnamal Limonene Linalool Coumarin Citronellol Benzyl Benzoate Potassium Sorbate Phenoxyethanol

What is and is not in it

Read from the full ingredient list. A brand's own claim may differ.

Free from

  • Paraben-free
  • Microplastic-free
  • Sulfate-free
  • Dye-free
  • No animal-derived ingredients

Contains

  • Fragrance

    Parfum, Hexyl Cinnamal, Amyl Cinnamal, Limonene, Linalool

  • Essential oils

    Eucalyptus Globulus Leaf Oil, Hexyl Cinnamal, Amyl Cinnamal, Limonene, Linalool

  • Drying alcohol

    Alcohol Denat.

  • Silicones

    Cyclopentasiloxane, Dimethicone, Methyl Trimethicone, Cyclohexasiloxane, Polysilicone-11

  • Facial oils

    Sesamum Indicum Seed Oil

What to layer it with

Judged by the same curated rules our routine checker uses. It reads the ingredients, not the label.

Compatible with

  • Vitamin C (L-ascorbic acid)
  • Retinoids (retinol, retinal)
  • AHAs (glycolic, lactic)
  • BHA (salicylic acid)
  • PHAs (gluconolactone)
  • Benzoyl peroxide
  • Azelaic acid
  • Copper peptides
  • Bakuchiol
  • Niacinamide
  • Hyaluronic acid
  • Ceramides
  • Signal peptides
  • Panthenol
  • Sunscreen

Nothing in this formula belongs to a group our rules can put in conflict, so it layers freely. Order still matters — thinnest texture first.

Where it fits in a routine

Morning Evening
  1. Cleanse
  2. Toning
  3. Treat
  4. Moisturise
  5. Protect

This product is the "Moisturise" step.

  • Seal in your serums with it; in the morning, sunscreen still goes on top.

Safety and suitability

Flags to check, not verdicts. None of this is medical advice — if you are pregnant, breastfeeding or treating a skin condition, ask a doctor.

Pregnancy and breastfeeding
Nothing in this formula is on the standard pregnancy-caution list. That is not clearance — ask your doctor about anything you use daily.
Fungal acne (malassezia)
2 ingredients could feed malassezia: Sesamum Indicum Seed Oil, Eucalyptus Globulus Leaf Oil. That is about the yeast's food supply, not a prediction that you will break out.
Sensitive and reactive skin
A few ingredients here carry irritation flags. Reactive skin should patch test on the jawline for a few days before using it on the whole face.
Recorded ingredient risks
Alcohol, Allergen, Silicone

Ingredients by function

Most ingredients do more than one job, so these counts add up to more than the 64 ingredients on the label.

10
Plant extract

Botanical material, usually for antioxidants or scent

10
Solvent

Dissolves and carries everything else

9
Emollient

Softens and smooths by filling gaps between skin cells

8
Fragrance / colour

Changes how the product smells or looks

7
Texture agent

Sets the thickness, spread and stability of the formula

6
Occlusive

Forms a film that slows water loss

6
Surfactant

Lifts oil and dirt, or holds oil and water together

4
Humectant

Draws water into the upper layers of skin

4
Preservative

Keeps the product free of microbial growth

3
Antioxidant

Neutralises free radicals from UV and pollution

2
Chelator

Binds trace metals that would otherwise spoil the formula

2
Exfoliant

Loosens or dissolves dead surface cells

1
Active

Changes how skin behaves rather than how it feels

1
Peptide

Amino-acid chains that signal for repair or firmness

1
pH adjuster

Sets the acidity the formula needs to work

Ingredient breakdown

Every ingredient on the label, in order, with what it does and roughly how much of it is likely to be there.

Estimated level
10–40%
Confidence
Moderate — INCI order above the 1% line
Roles
Emollient, Solvent

1st on the list, which puts it at an estimated 10–40% of the formula.

Decamethylcyclopentasiloxane

Hydration Silicone
4 scientific references
  • CosmeticsInfoorg, Accessed May 2021, ePublication
  • Regulatory Toxicology and Pharmacology, February 2016, pages S67-S76
  • Environmental International, November 2015, pages 55-63
  • International Journal of Toxicology, December 2011, pages 149-227
2 Algae Extract Humectant
Estimated level
5–20%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, Emollient, Plant extract

2nd on the list, which puts it at an estimated 5–20% of the formula.

Algae Extract is an extract of various species of Algae; Extract of the Seaweed, Fucus vesiculosus, Furaceae

Anti-Aging Hydration Soothing
3 Water Solvent
Estimated level
5–20%
Confidence
Moderate — INCI order above the 1% line
Roles
Solvent

3rd on the list, which puts it at an estimated 5–20% of the formula.

Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water

Hydration
3 scientific references
  • Skin Research and Technology, May 2015, pages 131-136
  • Skin Pharmacology and Applied Skin Physiology, November-December 1999, pages 344-351
  • Journal of Cosmetic Science, September-October 1993, pages 249-262
4 Glycerin Humectant
Estimated level
2–10%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, Occlusive, Texture agent, Solvent

4th on the list, which puts it at an estimated 2–10% of the formula.

Glycerine ;Glycerol (INN); Glycerol (RIFM); Glycerolum (EP); Glycyl Alcohol; 1,2,3-Propanetriol; 1,2,3-Trihydroxypropane

Hydration Anti-Aging
6 scientific references
  • Journal of Pharmaceutical Investigation, March 2021, pages 223-231
  • International Journal of Toxicology, November/December 2019, Volume 38, Supplement 3, pages 6S-22S
  • International Journal of Cosmetic Science, August 2016, ePublication
  • British Journal of Dermatology, July 2008, pages 23-34
  • Journal of Cosmetic Dermatology, June 2007, pages 75-82
  • Proceedings of the National Academy of Sciences, June 2003, pages 7, 360-7, 365
5 Dimethicone Emollient
Estimated level
2–10%
Confidence
Moderate — INCI order above the 1% line
Roles
Emollient, Occlusive

5th on the list, which puts it at an estimated 2–10% of the formula.

Dimethicone

Hydration Silicone
7 scientific references
  • FDA Code of Federal Regulations, April 2020, ePublication
  • International Journal of Toxicology, May 2014, pages 65S-115S
  • The Journal of Clinical and Aesthetic Dermatology, May 2014, pages 36-44
  • Dermatologic Therapy, May 2012, pages 229-233
  • Clinics in Dermatology, May-June 2012, pages 345-348
  • International Journal of Cosmetic Science, January 2008, pages 19-33
  • Skin Research and Technology, May 2000, pages 77-80
Estimated level
2–10%
Confidence
Moderate — INCI order above the 1% line
Roles
Solvent

6th on the list, which puts it at an estimated 2–10% of the formula.

1,1,1,3,5,5,5-Heptamethyl-3-(trimethylsilyloxy)trisiloxane

Hydration Silicone
8 scientific references
  • Supercharged Hydration
  • How Hyaluronic Acid Benefits Skin
  • What is Dehydrated Skin & How to Choose the Best Products
  • What Your Moisturizer Must Contain
  • Moisturizer Myths You Should Stop Believing Now
  • The Benefits of Glycerin in Skin Care
  • The Best Face Oils for Skin
  • How Facial Oils Help Skin
Estimated level
1–5%
Confidence
Moderate — INCI order above the 1% line
Roles
Emollient, Solvent

7th on the list, which puts it at an estimated 1–5% of the formula.

Dodecamethylcyclohexasiloxane

Hydration
2 scientific references
  • Dow (supplier info), Accessed September 2021, ePublication
  • International Journal of Toxicology, December 2011, pages 149S-227S
Estimated level
1–5%
Confidence
Moderate — INCI order above the 1% line
Roles
Emollient

8th on the list, which puts it at an estimated 1–5% of the formula.

3,5,5-Trimethylhexyl 3,5,5-trimethylhexanoate

9 Polysilicone-11 Occlusive
Estimated level
1–5%
Confidence
Moderate — INCI order above the 1% line
Roles
Occlusive

9th on the list, which puts it at an estimated 1–5% of the formula.

Cyclosiloxanes, dimethyl, polymers with dimethyl, methyl hydrogen siloxanes and vinyl-group terminated dimethylsiloxanes

Estimated level
1–5%
Confidence
Moderate — INCI order above the 1% line
Roles
Occlusive, Texture agent

10th on the list, which puts it at an estimated 1–5% of the formula.

Dimethicone/PEG-10/15 Crosspolymer is a copolymer of dimethicone crosslinked with a mixture of PEG-10 and PEG-15 diallyl ethers

Hydration Silicone
8 scientific references
  • Supercharged Hydration
  • How Hyaluronic Acid Benefits Skin
  • What is Dehydrated Skin & How to Choose the Best Products
  • What Your Moisturizer Must Contain
  • Moisturizer Myths You Should Stop Believing Now
  • The Benefits of Glycerin in Skin Care
  • The Best Face Oils for Skin
  • How Facial Oils Help Skin
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Surfactant

11th on the list, which puts it at an estimated 1–3% of the formula.

Cetyl PEG/PPG-10/1 Dimethicone is the copolymer of Cetyl Dimethicone and an alkoxylated derivative of Dimethicone containing an average of 10 moles of ethylene oxide and 1 mole of propylene oxide

Silicone
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Surfactant

12th on the list, which puts it at an estimated 1–3% of the formula.

Siloxanes and Silicones, dodecyl methyl, 2-trimethylsilylpoly(oxydimethylsilyl)ethyl methyl, dimethyl

Silicone
13 Sea Whip Extract Plant extract
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Plant extract

13th on the list, which puts it at an estimated 1–3% of the formula.

Sea Whip Extract is an extract of the marine invertebrate, Pseudopterogorgia elisabethae

Soothing
8 scientific references
  • Microorganisms, July 2016, pages 1-23
  • Microbial Ecology, August 2013, pages 972-985
  • Cosmetics & Toiletries, July 2013, ePublication
  • International Journal of Cosmetic Science, December 2009, page 480
  • Journal of Inflammation (London), March 2009, ePublication
  • Journal of Industrial Microbiology Biotechnology, August 2003, pages 495-499
  • Journal of Natural Products, January 2001, pages 100–102
  • Life Sciences, May 22, 1998, pages 401–407
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Emollient

14th on the list, which puts it at an estimated 1–3% of the formula.

Sesamum Indicum Seed Oil is the oil obtained from the seed of the Sesame, Sesamum indicum L., Pedaliaceae

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

15th on the list, which puts it at an estimated 1–3% of the formula.

Medicago Sativa Seed Powder is the powder derived from crushed seeds of the Alfa-alfa (Alfalfa), Medicago sativa L., Leguminosae

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Exfoliant, Texture agent

16th on the list, which puts it at an estimated 1–3% of the formula.

Helianthus Annuus Seedcake is the residue from the expression of oil from the seedcake of the Sunflower, Helianthus annuus L., Compositae

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Exfoliant

17th on the list, which puts it at an estimated 1–3% of the formula.

Prunus Amygdalus Dulcis Seed Meal is the residue from the expression of oil from the dried ripe seeds of the Sweet Almond Tree, Prunus amygdalus var. dulcis, Rosaceae

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

18th on the list, which puts it at an estimated 1–3% of the formula.

Eucalyptus Globulus Leaf Oil is the volatile oil obtained from the fresh leaves of the Eucaluptus, Eucalyptus globulus and other species of Eucalyptus, Myrtaceae. Syn. Yuukari Yu (Japanese)

Allergen
19 Sodium Gluconate Chelator
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Chelator

19th on the list, which puts it at an estimated 1–3% of the formula.

Sodium gluconate

Hydration
3 scientific references
  • International Journal of Toxicology, May/June 2019, pages 5S-38S
  • Journals of Materials Research, February 2006, pages 343-348
  • https://wwwepagov/sites/production/files/2019-08/documents/support_document_for_proposed_designation_of_d-gluconic_acid_sodium_saltpdf
20 Copper Gluconate Occlusive
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Occlusive

20th on the list, which puts it at an estimated 1–3% of the formula.

Copper di-D-gluconate

Hydration
21 Calcium Gluconate Humectant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant

21st on the list, which puts it at an estimated 1–3% of the formula.

Calcium gluconate

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

22nd on the list, which puts it at an estimated 1–3% of the formula.

Magnesium digluconate

Hydration
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

23rd on the list, which puts it at an estimated 1–3% of the formula.

bis(D-Gluconato-O1,O2)zinc

Hydration
24 Tocopheryl Succinate Antioxidant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Antioxidant

24th on the list, which puts it at an estimated 1–3% of the formula.

.alpha.-Tocopheryl hydrogen succinate

Anti-Acne
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

25th on the list, which puts it at an estimated 1–3% of the formula.

3-Pyridinecarboxylic acid

Anti-Aging Hydration
8 scientific references
  • 5 Super Anti-Aging Antioxidants Your Skin Needs
  • How to Keep Your Neck & Chest Looking Young
  • Acne & Aging Skin
  • How to Diminish Uneven Skin Tone and Get Your Glow Back
  • What Are Peptides and What Do They Do for Skin?
  • The Truth About Firming Creams
  • Top 5 Reasons to Add Antioxidants to Your Skin Care Routine
  • Anti-Aging Superstars
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

26th on the list, which puts it at an estimated 1–3% of the formula.

Sesamum Indicum Seed Powder is the powder obtained from the dried, ground seeds of the Sesame, Sesamum indicum L., Pedaliaceae

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

27th on the list, which puts it at an estimated 1–3% of the formula.

Decanoic acid, ester with 1,2,3-propanetriol octanoate; Glycerides, mixed decanoyl and octanoyl

Hydration
5 scientific references
  • International Journal of Toxicology, September 2020, pages 34-35
  • Periodica Polytechnica Chemical Engineering, 2014, pages 43-48
  • International Journal of Toxicology, January 2003, pages 4-5
  • Food and Chemical Toxicology, January 2000, pages 79-98
  • Journal of the Society of Cosmetic Chemists, August 1985, pages 303-311
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

28th on the list, which puts it at an estimated 1–3% of the formula.

Whey is the water dispersable part of milk that is separated from the curd in the manufacture of cheese

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Surfactant, Plant extract

29th on the list, which puts it at an estimated 1–3% of the formula.

Citrus Aurantifolia Peel Extract is an extract of the peel of the Lime, Citrus aurantifolia, Rutaceae

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

30th on the list, which puts it at an estimated 1–3% of the formula.

Molasses is the syrup obtained as a by-product from the processing of sugarcane into sugar

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Plant extract

31st on the list, which puts it at an estimated 1–3% of the formula.

Sigesbeckia Orientalis Extract is an extract of the leaves of the Holy Herb, Sigesbeckia orientalis L., Asteraceae

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Texture agent

32nd on the list, which puts it at an estimated 1–3% of the formula.

Dimethicone/Vinyl Dimethicone Crosspolymer is a crosslinked dimethyl siloxane polymer (silicone elastomer) that is formed by the reaction between Hydrogen Dimethicone or Bis-Hydrogen Dimethicone, and Vinyl Dimethicone or Bis-Vinyldimethicone.

Silicone
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Plant extract

33rd on the list, which puts it at an estimated 1–3% of the formula.

Leontopodium Alpinum Extract is an extract of the whole plant of Leontopodium alpinum L., Asteraceae

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

34th on the list, which puts it at an estimated 1–3% of the formula.

1H-Purine-2,6-dione, 3,7-dihydro-1,3,7-trimethyl-

Anti-Aging
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Plant extract

35th on the list, which puts it at an estimated 1–3% of the formula.

Alteromonas Ferment Extract is an extract of the fermentation product of Alteromonas macleodii

Hydration
8 scientific references
  • Supercharged Hydration
  • How Hyaluronic Acid Benefits Skin
  • What is Dehydrated Skin & How to Choose the Best Products
  • What Your Moisturizer Must Contain
  • Moisturizer Myths You Should Stop Believing Now
  • The Benefits of Glycerin in Skin Care
  • The Best Face Oils for Skin
  • How Facial Oils Help Skin
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Plant extract

36th on the list, which puts it at an estimated 1–3% of the formula.

Chlorella Vulgaris Extract is an extract of the Alga, Chlorella vulgaris, Oocystaceae

Soothing Hydration
3 scientific references
  • Marine Drugs, August 2021, pages 1-16
  • IOP Conference Series: Materials Science and Engineering, January 2021, pages 1-9
  • Journal of Applied Phycology, June 2019, pages 3, 653-3, 663
37 Tocopheryl Acetate Antioxidant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Antioxidant

37th on the list, which puts it at an estimated 1–3% of the formula.

3,4-Dihydro-2,5,7,8-tetramethyl-2-(4,8,12-trimethyltridecyl)-2H-benzopyran-6-yl acetate

Anti-Aging Soothing
8 scientific references
  • 5 Super Anti-Aging Antioxidants Your Skin Needs
  • How to Keep Your Neck & Chest Looking Young
  • Acne & Aging Skin
  • How to Diminish Uneven Skin Tone and Get Your Glow Back
  • What Are Peptides and What Do They Do for Skin?
  • The Truth About Firming Creams
  • Top 5 Reasons to Add Antioxidants to Your Skin Care Routine
  • Anti-Aging Superstars
38 Cholesterol Emollient
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Emollient, Surfactant, Texture agent

38th on the list, which puts it at an estimated 1–3% of the formula.

Cholest-5-en-3-ol (beta)-

Hydration Anti-Aging
4 scientific references
  • Frontiers in Bioengineering and Biotechnology, August 2015, pages 1-6
  • Journal of Cosmetic Dermatology, July 2007, pages 239-242
  • Journal of Structural Biology, June 2007, pages 386-400
  • International Journal of Toxicology, 2006, pages 1-89
39 Linoleic Acid Emollient
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Emollient, Surfactant

39th on the list, which puts it at an estimated 1–3% of the formula.

9,12-Octadecadienoic acid (9Z, 12Z)-

Anti-Aging Hydration
6 scientific references
  • https://wwwcir-safetyorg/sites/default/files/facids042019finalreppdf
  • Clinical, Cosmetic and Investigational Dermatology, January 2018, pages 21-28
  • https://thedermreviewcom/linoleic-acid/
  • Dermatology Research and Practice, 2012, pages 9231-9234
  • Archives of Dermatological Research, 1998, issue 7, pages 375-381
  • Clinical and Experimental Dermatology, 1998, issue 2, pages 56-58
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

40th on the list, which puts it at an estimated 1–3% of the formula.

Tetraacetylphytosphingosine is the tetraester of acetic acid and Phytosphingosine (q.v.)

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

41st on the list, which puts it at an estimated 1–3% of the formula.

Trans-1-(1-Oxohexadecyl)-4-[(1-oxohexadecyl)oxy]-L-proline

Hydration Anti-Aging
42 Caprylyl Glycol Emollient
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Emollient

42nd on the list, which puts it at an estimated 1–3% of the formula.

Octane-1,2-diol

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

43rd on the list, which puts it at an estimated 1–3% of the formula.

Triticum Vulgare Flour Lipids is a mixture of lipids derived from the flour of the Wheat, Triticum vulgare, Poaceae

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

44th on the list, which puts it at an estimated 1–3% of the formula.

N-acetyl-.alpha.-D-glucosamine

Hydration Soothing Evens Skin Tone
6 scientific references
  • Cosmetic Ingredient Review, July 2022, pages 1-25
  • International Journal of Pharmaceutics, March 2020, pages 1-10
  • Life Sciences, May 2016, pages 21-29
  • Drug Design, Development and Therapy, August 2014, pages 1, 923-1, 928
  • Journal of Cosmetic Dermatology, June 2013, pages 96-102; and December 2006, pages 309-315
  • Dermato-endocrinology, July 2012, pages 253-258
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, Active, Peptide

45th on the list, which puts it at an estimated 1–3% of the formula.

Acetyl hexapeptide-8 is the synthetic peptide consisting of arginine, methionine, and acetylated glutamic acid residues

Anti-Aging Hydration
6 scientific references
  • Cosmetics, November 2020, Issue 7, Volume 4, page 91
  • La Clinica Terapeutica, November 2020, pages e539-e548
  • https://wwwcir-safetyorg/sites/default/files/AcetylHexapeptide-8pdf
  • Cutaneous and Ocular Toxicology, March 2015, pages 46-52
  • European Journal of Pharmaceutical Sciences, February 2015, pages 27-35
  • Dermatologic Therapy, September-October 2007, issue 5, pages 343-349
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Plant extract

46th on the list, which puts it at an estimated 1–3% of the formula.

Crithmum Maritimum Extract is an extract of the whole plant of the Rock Fennel, Crithmum maritimum L., Apiaceae

47 Dipropylene Glycol Texture agent
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Texture agent, Solvent

47th on the list, which puts it at an estimated 1–3% of the formula.

1,1'-Oxydipropan-2-ol; Oxydipropan-2-ol; Hydroxypropyloxypropanol

48 Hexylene Glycol Surfactant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Surfactant, Solvent

48th on the list, which puts it at an estimated 1–3% of the formula.

2-Methylpentane-2,4-diol

Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Plant extract

49th on the list, which puts it at an estimated 1–3% of the formula.

Laminaria Ochroleuca Extract is an extract of the Alga, Laminaria ochroleuca, Laminariaceae

Anti-Aging Soothing
5 scientific references
  • Marine Drugs, August 2021, pages 1-16
  • Journal of Applied Phycology, January 2020, pages 1, 455-1, 465
  • Cosmetic Ingredient Review, October 2019, pages 1074
  • Journal of the European Academy of Dermatology and Venereology, September 2007, pages 1, 124-1, 125
  • Biomedical Chromotography, April 2004, pages 183-190
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Occlusive, Plant extract

50th on the list, which puts it at an estimated 1–3% of the formula.

Laminaria Digitata Extract is an extract of the Alga, Laminaria digitata, Laminariaceae

Anti-Aging Soothing
5 scientific references
  • Evidence-Based Complementary and Alternative Medicine, February 2022, pages 1–16
  • Foods, July 2021, pages 1–27
  • Marine Drugs, March 2021, pages 1–28 ; and December 2019, pages 1–19
  • Cosmetics, August 2020, pages 1–21
  • Phytochemical Analysis, November 2017, pages 487–495
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

51st on the list, which puts it at an estimated 1–3% of the formula.

Saccharomyces cerevisiae

Anti-Aging Hydration Soothing
52 Alcohol Denat. Texture agent
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Texture agent, Solvent, Preservative

52nd on the list, which puts it at an estimated 1–3% of the formula.

Alcohol Denat. is ethyl alcohol that is denatured with one or more denaturing agents in accordance with the national legislation of each European Community (EU) country.

Alcohol
53 Parfum Fragrance / colour
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Fragrance / colour

53rd on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Parfum is a term for ingredient labelling used to identify that a product contains a material or a combination of materials normally added to a cosmetic to produce or to mask a particular odour. According to Article 19 of the Cosmetics Regulation, 'Perfume and aromatic compositions and their raw materials shall be referred to by the terms ‘parfum’ or ‘aroma’. '

54 Sodium Citrate Chelator
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Chelator, pH adjuster

54th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Trisodium citrate

55 BHT Antioxidant
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Antioxidant

55th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

2,6-Di-tert-butyl-p-cresol

56 Hexyl Cinnamal Fragrance / colour
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Fragrance / colour

56th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

2-Phenylmethyleneoctanal; alpha-Hexylcinnamaldehyde; 2-Benzylideneoctanal; alpha-n-hexyl-beta-phenylacrolein

Allergen
57 Amyl Cinnamal Fragrance / colour
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Fragrance / colour

57th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

2-Benzylideneheptanal

Allergen
58 Limonene Solvent
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Solvent, Fragrance / colour

58th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

1-Methyl-4-Isopropenylcyclohexene; dipentene

Allergen
59 Linalool Fragrance / colour
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Fragrance / colour

59th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

3,7-Dimethyl octa-1,6-diene-3-ol

Allergen
60 Coumarin Fragrance / colour
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Fragrance / colour

60th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Coumarin; 2H-1-Benzopyran-2-one

Anti-Aging Allergen
61 Citronellol Fragrance / colour
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Fragrance / colour

61st on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

3,7-Dimethyl-6-octen-1-ol

Allergen
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Solvent, Preservative, Fragrance / colour

62nd on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Benzyl benzoate; Phenylmethyl benzoate

63 Potassium Sorbate Preservative
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Preservative

63rd on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Potassium (E,E)-hexa-2,4-dienoate

64 Phenoxyethanol Preservative
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Preservative

64th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

2-Phenoxyethanol

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Frequently asked questions

What ingredients are in The Neck and Décolleté Concentrate?

CYCLOPENTASILOXANE, ALGAE EXTRACT, WATER, GLYCERIN, DIMETHICONE, METHYL TRIMETHICONE, CYCLOHEXASILOXANE, ISONONYL ISONONANOATE, POLYSILICONE-11, DIMETHICONE/PEG-10/15 CROSSPOLYMER, CETYL PEG/PPG-10/1 DIMETHICONE, LAURYL PEG-9 POLYDIMETHYLSILOXYETHYL DIMETHICONE, SEA WHIP EXTRACT, SESAMUM INDICUM SEED OIL, MEDICAGO SATIVA SEED POWDER, HELIANTHUS ANNUUS SEEDCAKE, PRUNUS AMYGDALUS DULCIS SEED MEAL, EUCALYPTUS GLOBULUS LEAF OIL, SODIUM GLUCONATE, COPPER GLUCONATE, CALCIUM GLUCONATE, MAGNESIUM GLUCONATE, ZINC GLUCONATE, TOCOPHERYL SUCCINATE, NIACIN, SESAMUM INDICUM SEED POWDER, CAPRYLIC/CAPRIC TRIGLYCERIDE, WHEY, CITRUS AURANTIFOLIA PEEL EXTRACT, MOLASSES, SIGESBECKIA ORIENTALIS EXTRACT, DIMETHICONE/VINYL DIMETHICONE CROSSPOLYMER, LEONTOPODIUM ALPINUM EXTRACT, CAFFEINE, ALTEROMONAS FERMENT EXTRACT, CHLORELLA VULGARIS EXTRACT, TOCOPHERYL ACETATE, CHOLESTEROL, LINOLEIC ACID, TETRAACETYLPHYTOSPHINGOSINE, DIPALMITOYL HYDROXYPROLINE, CAPRYLYL GLYCOL, TRITICUM VULGARE FLOUR LIPIDS, ACETYL GLUCOSAMINE, ACETYL HEXAPEPTIDE-8, CRITHMUM MARITIMUM EXTRACT, DIPROPYLENE GLYCOL, HEXYLENE GLYCOL, LAMINARIA OCHROLEUCA EXTRACT, LAMINARIA DIGITATA EXTRACT, YEAST, ALCOHOL DENAT., PARFUM, SODIUM CITRATE, BHT, HEXYL CINNAMAL, AMYL CINNAMAL, LIMONENE, LINALOOL, COUMARIN, CITRONELLOL, BENZYL BENZOATE, POTASSIUM SORBATE, PHENOXYETHANOL.

What are the active ingredients in The Neck and Décolleté Concentrate?

ACETYL HEXAPEPTIDE-8.

How do I use The Neck and Décolleté Concentrate?

Gently smooth onto neck and décolleté then massage in upward motions morning and evening. For optimal results follow with your La Mer moisturiser.

What skin types is The Neck and Décolleté Concentrate good for?

Judged on how rich the formula reads from its ingredient list, it suits Balanced skin best. It is the least natural fit for Dry, Combination (dry), Combination (oily), Oily skin.

Is The Neck and Décolleté Concentrate good for sensitive skin?

Some ingredients here carry irritation flags, so sensitive skin should patch test on the jawline for a few days before applying it to the whole face.

Is The Neck and Décolleté Concentrate fungal acne safe?

2 ingredients could feed malassezia: Sesamum Indicum Seed Oil, Eucalyptus Globulus Leaf Oil. That describes the yeast's food supply, not a prediction that they will cause a breakout.

Can I use The Neck and Décolleté Concentrate while pregnant?

Nothing in this formula is on the standard pregnancy-caution list. That is not medical clearance — check anything you use daily with your doctor or midwife.

Is The Neck and Décolleté Concentrate fragrance free?

No — it contains Parfum, Hexyl Cinnamal, Amyl Cinnamal, Limonene, Linalool.

Does The Neck and Décolleté Concentrate contain alcohol?

Yes — it contains Alcohol Denat..

Is The Neck and Décolleté Concentrate silicone free?

No — it contains Cyclopentasiloxane, Dimethicone, Methyl Trimethicone, Cyclohexasiloxane, Polysilicone-11.

Does The Neck and Décolleté Concentrate contain essential oils?

Yes — it contains Eucalyptus Globulus Leaf Oil, Hexyl Cinnamal, Amyl Cinnamal, Limonene, Linalool.

Is The Neck and Décolleté Concentrate paraben free?

Yes. Reading the full ingredient list, this formula is paraben-free.

What can I layer with The Neck and Décolleté Concentrate?

It layers well with Vitamin C (L-ascorbic acid), Retinoids (retinol, retinal), AHAs (glycolic, lactic), BHA (salicylic acid), PHAs (gluconolactone), Benzoyl peroxide.

When should I apply The Neck and Décolleté Concentrate?

Use it morning and evening, after serums.

How many ingredients does The Neck and Décolleté Concentrate have?

It lists 64 ingredients, of which 1 are recorded as actives.

Who makes The Neck and Décolleté Concentrate?

LA MER.

Brand
LA MER

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