The Ordinary Multi-Peptide + HA Serum

The Ordinary

Multi-Peptide + HA Serum

face serum

Added Last edited

Fit by skin type

General, ingredient-based — not your personalized match.

Dry
61%
Combination (dry)
61%
Balanced
91%
Combination (oily)
79%
Oily
79%

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51
Ingredients
5
Benefits
4
Actives
Find Dupes

A comprehensive peptide serum to help address common signs of early skin aging, including the look of fine lines and the feel of skin elasticity

Key Insights

Benefits

5
Anti-Aging
Evens Skin Tone
Hydration
Smooths Bumpy Skin
Soothing

Active Ingredients

4
AHA Hyaluronic acid Neuropeptides Signal peptides

Risks

1
Synthetic polymer

About Multi-Peptide + HA Serum

Overview

Multi-Peptide + HA Serum is a lightweight serum from The Ordinary, a brand based in Canada. The formula is built mainly around hydration and firmness signalling. The ingredient list runs to 51 ingredients, each broken down in full below.

Texture and finish

By its ingredient list the formula reads as light: water and humectants lead, with emollients kept lower in the order. Hydration is handled by Glycerin, Sodium Hyaluronate Crosspolymer and Sodium Hyaluronate, humectants that pull water into the upper layers of skin rather than sealing it there.

What the formula does

Hydration: High. Ingredients that pull and hold water in the upper layers of skin, and here that comes from Glycerin, Sodium Hyaluronate Crosspolymer, Sodium Hyaluronate and Trehalose.

Firmness signalling: High. Peptides and growth factors that signal for collagen support, and here that comes from Acetyl Hexapeptide-8, Pentapeptide-18, Palmitoyl Tripeptide-1 and Palmitoyl Tetrapeptide-7.

Soothing: Moderate. Ingredients aimed at visible redness and reactivity, and here that comes from Allantoin, Sodium Benzoate, Acetylarginyltryptophyl Diphenylglycine and Sodium Hyaluronate Crosspolymer.

Brightening: Moderate. Ingredients that act on uneven tone and post-inflammatory marks, and here that comes from Pentapeptide-18 and Urea.

Who it suits

On richness alone it suits Balanced skin best, and is the least natural fit for Dry and Combination (dry) skin. Nothing in the list is flagged as a common irritant, which is a reasonable starting point for reactive skin — though a patch test is still the only way to know.

What it does not target

The formula contributes little or nothing on barrier support, antioxidant protection and oil control. 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 fragrance-free, essential-oil-free, no drying alcohol, paraben-free, silicone-free and microplastic-free. Those claims come from the ingredient list itself, not from the packaging.

Where it fits in a routine

It can be used morning and evening. In a routine it goes after toner, before moisturiser. Apply to clean, dry skin and give it a minute to absorb before the next layer. Introduce one new treatment at a time so you can identify what is working.

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 fragrance or declared allergens
  • No essential oils
  • No drying alcohol
  • Silicone-free
  • No microplastics
  • Strong humectant content for hydration
  • No common irritants flagged in the list

Things to know

  • One ingredient 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

May suit

  • Combination (oily) skin
  • Oily skin

Less suitable for

  • Dry skin
  • Combination (dry) skin

Sensitive skin

No ingredient in this formula carries a common-irritant flag, making it a reasonable option for reactive skin. A patch test is still recommended, as individual skin reactivity varies.

Skin concerns

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

Helps with

  • Hydration 27 ingredients

    Attracts and locks in moisture to keep skin plump and dewy

  • Anti-Aging 18 ingredients

    Boosts collagen and cell turnover to reduce fine lines and wrinkles

  • Soothing 9 ingredients

    Calms redness, irritation, and inflammation for sensitive skin

  • Evens Skin Tone 2 ingredients

    Brightens and balances complexion for a more uniform appearance

  • Smooths Bumpy Skin 1 ingredient

    Refines texture by gently exfoliating rough, uneven patches

Does not target

Anti-Acne Blackhead Reducing Dark Spot Fading Oil Control Pore Minimizer

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.

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

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

Hydration Anti-Aging

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

Lactococcus Ferment Lysate is a lysate of the fermentation product of Lactococcus

Anti-Aging

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

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

Anti-Aging Hydration
Pentapeptide-18 Neuropeptides

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

Pentapeptide-18 is a synthetic peptide consisting of alanine, glycine, leucine, phenylalanine and tyrosine

Anti-Aging Evens Skin Tone Hydration
Palmitoyl Tripeptide-1 Signal peptides

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

L-Lysine, N-(1-oxohexadecyl)glycyl-L-histidyl-

Anti-Aging

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

Palmitoyl Tetrapeptide-7 is the reaction product of palmitic acid and Tetrapeptide-7

Anti-Aging

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

Palmitoyl Tripeptide-38 is the reaction product of palmitic acid and Tripeptide-38

Anti-Aging

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

Acetylarginyltryptophyl Diphenylglycine is the product obtained by the reaction of acetic acid, arginine, phenylglycine and tryptophan

Anti-Aging Soothing

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

Hyaluronic acid, sodium salt, polymer with 1,1'-sulfonylbis[ethene]

Hydration Anti-Aging Soothing
Sodium Hyaluronate Hyaluronic acid

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

Hyaluronic acid, sodium, salt

Hydration Anti-Aging Soothing

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

Urea, (2,5-dioxo-4-imidazolidinyl)-

Soothing

Formula analysis

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

Hydration High

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

Barrier support None

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 Moderate

Ingredients that act on uneven tone and post-inflammatory marks

Soothing Moderate

Ingredients aimed at visible redness and reactivity

Cell renewal Low

Retinoids, acids and enzymes that speed surface turnover

Firmness signalling High

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.

Supporting ingredients (43)

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

Aqua Glycerin Lactococcus Ferment Lysate Palmitoyl Tripeptide-38 Acetylarginyltryptophyl Diphenylglycine Allantoin Glycine Alanine Serine Valine Isoleucine Proline Threonine Histidine Phenylalanine Arginine Aspartic Acid Trehalose Fructose Glucose Maltose Urea Sodium PCA PCA Sodium Lactate Hydroxypropyl Cyclodextrin Sodium Chloride Sodium Hydroxide Butylene Glycol Pentylene Glycol Acacia Senegal Gum Xanthan Gum Carbomer Polysorbate 20 Ppg-26-buteth-26 Peg-40 Hydrogenated Castor Oil Trisodium Ethylenediamine Disuccinate Ethoxydiglycol Sodium Benzoate Caprylyl Glycol Ethylhexylglycerin Phenoxyethanol Chlorphenesin

What is and is not in it

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

Free from

  • Fragrance-free
  • Essential-oil-free
  • No drying alcohol
  • Paraben-free
  • Silicone-free
  • Microplastic-free
  • Sulfate-free
  • Dye-free
  • Oil-free
  • No animal-derived ingredients

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 "Treat" step.

  • Apply to clean, dry skin and give it a minute to absorb before the next layer.
  • Introduce one new treatment at a time so you can identify what is working.

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)
1 ingredient could feed malassezia: Polysorbate 20. That is about the yeast's food supply, not a prediction that you will break out.
Sensitive and reactive skin
No ingredient in this formula carries a common-irritant flag, making it a reasonable option for reactive skin. A patch test is still recommended, as individual skin reactivity varies.
Recorded ingredient risks
Synthetic polymer

Ingredients by function

Most ingredients do more than one job, so these counts add up to more than the 51 ingredients on the label.

15
Humectant

Draws water into the upper layers of skin

8
Active

Changes how skin behaves rather than how it feels

6
Peptide

Amino-acid chains that signal for repair or firmness

5
pH adjuster

Sets the acidity the formula needs to work

5
Solvent

Dissolves and carries everything else

5
Texture agent

Sets the thickness, spread and stability of the formula

3
Occlusive

Forms a film that slows water loss

3
Preservative

Keeps the product free of microbial growth

3
Surfactant

Lifts oil and dirt, or holds oil and water together

2
Chelator

Binds trace metals that would otherwise spoil the formula

1
Soothing

Calms visible redness and irritation

1
Emollient

Softens and smooths by filling gaps between skin cells

1
Exfoliant

Loosens or dissolves dead surface cells

Ingredient breakdown

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

1 Aqua Solvent
Estimated level
30–80%
Confidence
Moderate — INCI order above the 1% line
Roles
Solvent

1st on the list, which puts it at an estimated 30–80% of the formula.

Water

2 Glycerin Humectant
Estimated level
5–20%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, Occlusive, Texture agent, Solvent

2nd on the list, which puts it at an estimated 5–20% 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
Estimated level
5–20%
Confidence
Moderate — INCI order above the 1% line

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

Lactococcus Ferment Lysate is a lysate of the fermentation product of Lactococcus

Anti-Aging
Estimated level
2–10%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, Active, Peptide

4th on the list, which puts it at an estimated 2–10% 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
2–10%
Confidence
Moderate — INCI order above the 1% line
Roles
Active, Peptide

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

Pentapeptide-18 is a synthetic peptide consisting of alanine, glycine, leucine, phenylalanine and tyrosine

Anti-Aging Evens Skin Tone Hydration
Estimated level
2–10%
Confidence
Moderate — INCI order above the 1% line
Roles
Active, Peptide

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

L-Lysine, N-(1-oxohexadecyl)glycyl-L-histidyl-

Anti-Aging
4 scientific references
  • International Journal of Toxicology, November 2018, pages 90S-102S
  • Cosmetics, May 2017, pages 1-14
  • Experimental and Therapeutic Medicine, August 2016, pages 1, 171-1, 176
  • International Journal of Cosmetic Science, June 2000, pages 207-218
Estimated level
1–5%
Confidence
Moderate — INCI order above the 1% line
Roles
Active, Peptide

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

Palmitoyl Tetrapeptide-7 is the reaction product of palmitic acid and Tetrapeptide-7

Anti-Aging
5 scientific references
  • Cosmetics, November 2020, ePublication
  • International Journal of Toxicology, Volume 37, Supplement 3, November 2018, pages 90S–102S
  • Journal of Cosmetic Dermatology, June 2015, pages 152–160
  • Molecular Pharmaceutics, March 2013, pages 1, 063-1, 069
  • Plastic Surgical Nursing, April 2012, pages 71–72
Estimated level
1–5%
Confidence
Moderate — INCI order above the 1% line
Roles
Peptide

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

Palmitoyl Tripeptide-38 is the reaction product of palmitic acid and Tripeptide-38

Anti-Aging
1 scientific reference
  • Related Articles
Estimated level
1–5%
Confidence
Moderate — INCI order above the 1% line

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

Acetylarginyltryptophyl Diphenylglycine is the product obtained by the reaction of acetic acid, arginine, phenylglycine and tryptophan

Anti-Aging Soothing
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, Active

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

Hyaluronic acid, sodium salt, polymer with 1,1'-sulfonylbis[ethene]

Hydration Anti-Aging Soothing
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, Active

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

Hyaluronic acid, sodium, salt

Hydration Anti-Aging Soothing
5 scientific references
  • Der Hautarzt; Zeitschrift fur Dermatologie, Venerologie, und Verwandte Gebiete, December 2017, pages 987-993
  • Journal of Cosmetic Dermatology, July 2014, pages 277-287
  • Journal of Clinical and Aesthetic Dermatology, October 2012, pages 20-23
  • DermatoEndocrinology, July-December 2012, pages 253-258
  • Journal of Drugs in Dermatology, September 2011, pages 990-1000
13 Allantoin Occlusive
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Occlusive, Soothing

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

Urea, (2,5-dioxo-4-imidazolidinyl)-

Soothing
8 scientific references
  • Chemistry Series, March 2020, pages 7-21
  • Molecules, June 2019, pages 1-33
  • European Journal of Pharmacology, February 2018, pages 68-78
  • Journal of the American Academy of Dermatology, June 2017, Volume 76, Issue 2, Supplement 1
  • Pharmacognosy Review, Volume 5, July-December 2011
  • International Journal of Toxicology, May 2010, Supplement, pages 84S-97S
  • Journal of Occupational Medicine and Toxicology, October 2008, ePublication
  • https://wwwaccessdatafdagov/scripts/cdrh/cfdocs/cfcfr/CFRSearchcfm?CFRPart=347&showFR=1
14 Glycine pH adjuster
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
pH adjuster

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

Glycine

Hydration
4 scientific references
  • Amino Acids in Nutrition and Health, August 2020, pages 187-199
  • Current Medicinal Chemistry, 2018, pages 5, 512-5, 527, ePublication
  • PLoS ONE, February 2018, ePublication
  • International Journal of Cosmetic Science, October 2009, pages 327-345
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.

Alanine

Anti-Aging Hydration
5 scientific references
  • Amino Acids in Nutrition and Health, August 2020, pages 187-199
  • Current Medicinal Chemistry, December 2018, pages 5, 512-5, 527
  • Marine Drugs, March 2018, ePublication
  • PLoS ONE, February 2018, ePublication
  • International Journal of Cosmetic Science, August 2009, pages 327-345
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

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

2-Amino-3-hydroxypropanoic acid

Hydration Anti-Aging
4 scientific references
  • Amino Acids in Nutrition and Health, August 2020, pages 187-199
  • Current Medicinal Chemistry, December 2018, pages 5, 512-5, 527
  • PLoS ONE, February 2018, ePublication
  • International Journal of Cosmetic Science, August 2009, pages 327-345
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

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

2-Amino-3-methylbutanoic acid

Hydration Soothing
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.

L-Isoleucine; DL-allo-Isoleucine; 2-Amino-3-methylpentanoic acid

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

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

2-Pyrrolidinecarboxylic acid, (S)-

Hydration Anti-Aging
4 scientific references
  • Amino Acids in Nutrition and Health, August 2020, pages 187-199
  • Current Medicinal Chemistry, December 2018, pages 5, 512-5, 527
  • PLoS ONE, February 2018, ePublication
  • International Journal of Cosmetic Science, August 2009, pages 327-345
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

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

2-Amino-3-hydroxybutanoic acid

Anti-Aging Hydration
21 Histidine 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.

Histidine

Anti-Aging Soothing
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.

3-Phenyl-L-alanine

Hydration Anti-Aging
4 scientific references
  • https://pubchemncbinlmnihgov/compound/Phenylalanine
  • https://wwwsciencedirectcom/topics/agricultural-and-biological-sciences/phenylalanine
  • Saudi Pharmaceutical Journal, July 2018, pages 709-718
  • British Journal of Dermatology, June 2012, pages 16-19
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.

L-Arginine

Hydration Anti-Aging
6 scientific references
  • Biobased Surfactants (Second Edition), 2019, pages 413-445
  • Scientific Reports, February 2016, pages 1-10
  • Cosmetic Ingredient Review, October 2012, pages 1-35
  • Journal of Advanced Research, July 2010, pages 169–177
  • International Journal of Cosmetic Science, April 2005, page 139
  • Wound Repair and Regeneration, November-December 2003, pages 419-423
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line

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

Aspartic acid

Hydration Soothing
25 Trehalose Humectant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant

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

alpha-D-Glucopyranoside, alpha-D-glucopyranosyl

Hydration
7 scientific references
  • Cosmetics, October 2019, pages 1-10
  • Cell Death & Disease, July 2019, pages 1-16
  • International Journal of Toxicology, 2019, pages 5S-38S
  • Applied Microbiology and Biotechnology, February 2018, pages 2, 965-2, 976
  • Journal of Applied Polymer Science, May 2017, pages 1-6
  • Biomedical Reports, September 2014, pages 755-759
  • Journal of Pharmaceutical Sciences, June 2011, pages 2, 020-2, 053
26 Fructose Humectant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant

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

Fructose

Hydration
27 Glucose Humectant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant

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

Glucose

Hydration
4 scientific references
  • International Journal of Molecular Sciences, March 2020, pages 1–13
  • Foods, March 2019, pages 1–27
  • Nature Medicine, May 2018, pages 617–627
  • Clinical Chemistry and Laboratory Medicine, September 2003, pages 1, 224–1, 228
28 Maltose Humectant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant

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

D-Glucose, 4-O-.alpha.-D-glucopyranosyl-

Hydration
29 Urea Humectant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, pH adjuster

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

Urea

Hydration Smooths Bumpy Skin Evens Skin Tone
30 Sodium PCA Humectant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant

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

Sodium 5-oxo-2-pyrrolidinecarboxylate

Hydration Soothing
4 scientific references
  • International Journal of Toxicology, September 2019, ePublication
  • Journal of Cosmetic Dermatology, April 2018, pages 138-144
  • IFSCC Conference 2005 Research Paper
  • Bio-Medical Materials and Engineering, 1995, pages 9-20
31 PCA Humectant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant

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

L-2-Pyrrolidone-5-carboxylic acid

Hydration
3 scientific references
  • International Journal of Toxicology, 2019, pages 5S-11S
  • International Journal of Cosmetic Science, February 2017, pages 2-10, and December 2016, pages 567-575
  • Journal of Dermatological Science, December 2014, pages 231-239
32 Sodium Lactate Humectant
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, Exfoliant, pH adjuster

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

Sodium lactate

Hydration
6 scientific references
  • Nutrition Reviews Advance Article, July 2020, pages 1-16
  • Code of Federal Regulations, April 2020, ePublication
  • International Journal of Cosmetic Science, March 2014, pages 321-326
  • Materials Sciences and Applications, January 2012, pages 18-23
  • Journal of the American Academy of Dermatology, February 2007, ePublication
  • International Journal of Toxicology, January 1998, pages 1-241
33 Citric Acid Active
Estimated level
1–3%
Confidence
Moderate — INCI order above the 1% line
Roles
Active, Chelator, pH adjuster

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

2-Hydroxy-1,2,3-propanetricarboxylic acid

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.

.beta.-Cyclodextrin, 2-hydroxypropyl ethers

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

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

Sodium chloride

36 Sodium Hydroxide pH adjuster
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
pH adjuster

36th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Sodium hydroxide

37 Butylene Glycol Humectant
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Humectant, Texture agent, Solvent

37th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Butane-1,3-diol (CAS No. 107-88-0/ EC No. 203-529-7) (R)-(-)-butane-1,3-diol” (CAS No. 6290-03-5/ EC No. 228-532-0)

Hydration
5 scientific references
  • CosmeticsInfoorg, Accessed March 2021, ePublication
  • US Food and Drug Administration Code of Federal Regulations</em>, Accessed March 2021, ePublication
  • International Journal of Toxicology, May 2011, pages 5S-16S
  • Skin Research and Technology, November 2007, pages 417-24
  • Journal of the American College of Toxicology, September 1985, pages 223-248
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Solvent

38th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

1,2-Dihydroxypentane

Hydration
4 scientific references
  • https://thedermreviewcom/pentylene-glycol/
  • Regulatory Toxicology and Pharmacology, July 2017, pages 106-111
  • Prospector, June 2015, ePublication
  • International Journal of Toxicology, October 2012, pages 147S-168S
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Occlusive

39th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Acacia Senegal Gum is the dried, gummy exudate of the acacia, Acacia senegal, Leguminosae

Soothing
40 Xanthan Gum Surfactant
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Surfactant, Texture agent

40th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Xanthan gum

41 Carbomer Texture agent
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Texture agent

41st on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

2-Propenoic acid, polymer with 2,2-bis(hydroxymethyl)propane-1,3-diol 2-propenyl ether

Synthetic polymer
42 Polysorbate 20 Surfactant
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Surfactant

42nd on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Sorbitan, monododecanoate, poly(oxy-1,2-ethanediyl) derivs.

Estimated level
under 1%
Confidence
Moderate — listed below the 1% line

43rd on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Oxirane, methyl-, polymer with oxirane, monobutyl ether

Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Surfactant

44th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Castor oil (Ricinus communis), hydrogenated, ethoxylated (40 mol EO average molar ratio)

Hydration
4 scientific references
  • CosmeticsInfoorg, Accessed July 2021, ePublication
  • https://cosmeticsinfoorg/ingredient/peg-40-hydrogenated-castor-oil
  • Toxicological Research, June 2015, pages 105-136
  • https://wwwdeepdyvecom/lp/pubmed-central/safety-evaluation-of-polyethylene-glycol-peg-compounds-for-cosmetic-dV2e45HAp7?articleList=%2Fsearch%3Fquery%3DPEG-40%2Bhydrogenated%2Bcastor%2Boil
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Chelator

45th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

L-Aspartic acid, N,N'-1,2-ethanediylbis-, trisodium salt

46 Ethoxydiglycol Humectant
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Humectant, Solvent

46th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

2-(2-Ethoxyethoxy)ethanol; Carbitol; Diethylene glycol monoethyl ether; DEGEE

47 Sodium Benzoate Preservative
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Preservative

47th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Sodium benzoate

48 Caprylyl Glycol Emollient
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Emollient

48th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Octane-1,2-diol

Estimated level
under 1%
Confidence
Moderate — listed below the 1% line

49th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

1,2-Propanediol, 3-(2-ethylhexyloxy)

Hydration
5 scientific references
  • PLoS One, October 2016, ePublication
  • Contact Dermatitis, May 2016, pages 281-288
  • International Journal of Toxicology, September 2013, pages 5S-21S
  • Personal Care, 2008, pages 1-4
  • Cosmetic Science Technology, 2006, pages 1-11
50 Phenoxyethanol Preservative
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Preservative

50th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

2-Phenoxyethanol

51 Chlorphenesin Preservative
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Preservative

51st on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

1,2-Propanediol, 3-(4-chlorophenoxy)-

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Frequently asked questions

What ingredients are in Multi-Peptide + HA Serum?

AQUA, GLYCERIN, LACTOCOCCUS FERMENT LYSATE, ACETYL HEXAPEPTIDE-8, PENTAPEPTIDE-18, PALMITOYL TRIPEPTIDE-1, PALMITOYL TETRAPEPTIDE-7, PALMITOYL TRIPEPTIDE-38, DIPEPTIDE DIAMINOBUTYROYL BENZYLAMIDE DIACETATE, ACETYLARGINYLTRYPTOPHYL DIPHENYLGLYCINE, SODIUM HYALURONATE CROSSPOLYMER, SODIUM HYALURONATE, ALLANTOIN, GLYCINE, ALANINE, SERINE, VALINE, ISOLEUCINE, PROLINE, THREONINE, HISTIDINE, PHENYLALANINE, ARGININE, ASPARTIC ACID, TREHALOSE, FRUCTOSE, GLUCOSE, MALTOSE, UREA, SODIUM PCA, PCA, SODIUM LACTATE, CITRIC ACID, HYDROXYPROPYL CYCLODEXTRIN, SODIUM CHLORIDE, SODIUM HYDROXIDE, BUTYLENE GLYCOL, PENTYLENE GLYCOL, ACACIA SENEGAL GUM, XANTHAN GUM, CARBOMER, POLYSORBATE 20, PPG-26-BUTETH-26, PEG-40 HYDROGENATED CASTOR OIL, TRISODIUM ETHYLENEDIAMINE DISUCCINATE, ETHOXYDIGLYCOL, SODIUM BENZOATE, CAPRYLYL GLYCOL, ETHYLHEXYLGLYCERIN, PHENOXYETHANOL, CHLORPHENESIN.

What are the active ingredients in Multi-Peptide + HA Serum?

ACETYL HEXAPEPTIDE-8, PENTAPEPTIDE-18, PALMITOYL TRIPEPTIDE-1, PALMITOYL TETRAPEPTIDE-7, DIPEPTIDE DIAMINOBUTYROYL BENZYLAMIDE DIACETATE, SODIUM HYALURONATE CROSSPOLYMER, SODIUM HYALURONATE, CITRIC ACID.

How do I use Multi-Peptide + HA Serum?

-Apply to the entire face in the morning and evening after cleansing. -If irritation occurs, cease use, and consult a physician. -Use only as directed on unbroken skin. -Patch testing prior to use is advised. -Keep out of reach of children.

What skin types is Multi-Peptide + HA Serum 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) skin.

Is Multi-Peptide + HA Serum good for sensitive skin?

No ingredient in this formula carries a common-irritant flag, making it a reasonable option for reactive skin. A patch test is still recommended, as individual skin reactivity varies.

Is Multi-Peptide + HA Serum fungal acne safe?

One ingredient could feed malassezia: Polysorbate 20. That describes the yeast's food supply, not a prediction that it will cause a breakout.

Can I use Multi-Peptide + HA Serum 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 Multi-Peptide + HA Serum fragrance free?

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

Does Multi-Peptide + HA Serum contain alcohol?

No. Reading the full ingredient list, this formula is no drying alcohol.

Is Multi-Peptide + HA Serum silicone free?

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

Does Multi-Peptide + HA Serum contain essential oils?

No. Reading the full ingredient list, this formula is essential-oil-free.

Is Multi-Peptide + HA Serum paraben free?

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

What can I layer with Multi-Peptide + HA Serum?

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 Multi-Peptide + HA Serum?

Use it morning and evening, after toner, before moisturiser.

How many ingredients does Multi-Peptide + HA Serum have?

It lists 51 ingredients, of which 8 are recorded as actives.

Who makes Multi-Peptide + HA Serum?

The Ordinary, a brand based in Canada.

Brand
The Ordinary
Country
Canada

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