Avène Hydrance Boost Serum for Dehydrated Skin

Avène

Hydrance Boost Serum for Dehydrated Skin

face neck serum

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Fit by skin type

General, ingredient-based — not your personalized match.

Dry
65%
Combination (dry)
65%
Balanced
95%
Combination (oily)
75%
Oily
75%

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19
Ingredients
3
Benefits
0
Actives
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Providing up to 24 hours of skin-softening moisture, Avène’s Hydrance Intense Rehydrating Serum diminishes all signs of dryness and discomfort – day and night. The aqueous gel-serum is powered by the brand’s iconic Thermal Spring Water to quench and cool the complexion, promoting an instantly refreshed and recharged feel; while patented Cohederm visibly brightens and balances. Fine lines appear smoothed, skin’s suppleness is restored and radiance is renewed upon each application, making this silky formula ideal for make up prepping and priming.

Key Insights

Benefits

3
Anti-Aging
Hydration
Soothing

Risks

1
Synthetic polymer

About Hydrance Boost Serum for Dehydrated Skin

Overview

Hydrance Boost Serum for Dehydrated Skin is a lightweight serum from Avène, a brand based in France. The formula is built mainly around hydration. The ingredient list runs to 19 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, Caprylic/capric Triglyceride and Triethylhexanoin, 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, Caprylic/capric Triglyceride, Triethylhexanoin and Hydrogenated Starch Hydrolysate.

Soothing: Moderate. Ingredients aimed at visible redness and reactivity, and here that comes from Avena Sativa Seed Water and Tocopheryl Acetate.

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, oil control and brightening and tone. 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 essential-oil-free, no drying alcohol, paraben-free, silicone-free, microplastic-free and sulfate-free. Those claims come from the ingredient list itself, not from the packaging. It does contain fragrance, 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 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 essential oils
  • No drying alcohol
  • Silicone-free
  • No microplastics
  • Strong humectant content for hydration
  • No common irritants flagged in the list

Things to know

  • Contains fragrance or declared fragrance allergens
  • 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

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 7 ingredients

    Attracts and locks in moisture to keep skin plump and dewy

  • Anti-Aging 2 ingredients

    Boosts collagen and cell turnover to reduce fine lines and wrinkles

  • Soothing 1 ingredient

    Calms redness, irritation, and inflammation for sensitive skin

Does not target

Anti-Acne Blackhead Reducing Dark Spot Fading Evens Skin Tone 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.

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

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

Hydration

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

Propane-1,2,3-triyl 2-ethylhexanoate

Hydration

5th 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

7th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Maize starch, hydrolyzed, hydrogenated

Hydration

8th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy-, ether with methyl .beta.-d-glucopyranoside (4:1)

Hydration

10th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Stigmast-5-en-3-.beta.-ol

Hydration

18th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

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

Anti-Aging Soothing

19th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

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

Hydration

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 None

Ingredients that act on uneven tone and post-inflammatory marks

Soothing Moderate

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

What is and is not in it

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

Free from

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

Contains

  • Fragrance

    Parfum

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)
2 ingredients could feed malassezia: Isocetyl Stearoyl Stearate, Polyglyceryl-10 Myristate. 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 19 ingredients on the label.

6
Texture agent

Sets the thickness, spread and stability of the formula

4
Solvent

Dissolves and carries everything else

3
Humectant

Draws water into the upper layers of skin

2
pH adjuster

Sets the acidity the formula needs to work

1
Fragrance / colour

Changes how the product smells or looks

1
Antioxidant

Neutralises free radicals from UV and pollution

1
Emollient

Softens and smooths by filling gaps between skin cells

1
Chelator

Binds trace metals that would otherwise spoil the formula

1
Occlusive

Forms a film that slows water loss

1
Preservative

Keeps the product free of microbial growth

1
Surfactant

Lifts oil and dirt, or holds oil and water together

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
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.

Avena Sativa Seed Water is an aqueous solution of the steam distillates obtained from the seeds of Avena sativa.

Estimated level
5–20%
Confidence
Moderate — INCI order above the 1% line

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

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

Isohexadecyl 12-[(1-oxooctadecyl)oxy]octadecanoate

Estimated level
2–10%
Confidence
Moderate — INCI order above the 1% line

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

Propane-1,2,3-triyl 2-ethylhexanoate

Hydration
2 scientific references
  • CosmeticsInfoorg, Accessed November 2021, ePublication
  • Cosmetic Ingredient Review, February 2018, pages 1-40
5 Glycerin Humectant
Estimated level
2–10%
Confidence
Moderate — INCI order above the 1% line
Roles
Humectant, Occlusive, Texture agent, Solvent

5th 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
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Solvent

6th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

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

7th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Maize starch, hydrolyzed, hydrogenated

Hydration
2 scientific references
  • Roquettecom, Accessed March 2021, ePublication
  • Cosmetic Ingredient Review, October 2015, pages 1-87
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Humectant

8th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Poly(oxy-1,2-ethanediyl), .alpha.-hydro-.omega.-hydroxy-, ether with methyl .beta.-d-glucopyranoside (4:1)

Hydration
2 scientific references
  • International Journal of Toxicology, Supplement, November 2016, pages 12S–40S
  • https://wwwlubrizolcom/Personal-Care/Products/Product-Finder/Products-Data/Glucam-E-20-humectant
9 Benzoic Acid Preservative
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Preservative, pH adjuster

9th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Benzoic acid

10 Beta-sitosterol Texture agent
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Texture agent

10th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Stigmast-5-en-3-.beta.-ol

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

11th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

C12-20 Alkyl Glucoside is the product obtained by the condensation of C12-20 alcohols with glucose

12 C14-22 Alcohols Texture agent
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Texture agent

12th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

C14-22 Alcohols is a mixture of synthetic fatty alcohols with 14 to 22 carbons in the alkyl chain

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

13th 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
14 Disodium Edta Texture agent
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Texture agent, Chelator

14th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Disodium dihydrogen ethylenediaminetetraacetate

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

15th 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’. '

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

16th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

1,2,3-Propanetriol, homopolymer, tetradecanoates (1:1) (10 mol glycerol average molar ratio)

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

17th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

Sodium hydroxide

18 Tocopheryl Acetate Antioxidant
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Antioxidant

18th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

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
19 Water Solvent
Estimated level
under 1%
Confidence
Moderate — listed below the 1% line
Roles
Solvent

19th on the list, below the 1% line — present at under 1%, which for most ingredients is the level they work at.

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

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Frequently asked questions

What ingredients are in Hydrance Boost Serum for Dehydrated Skin?

AVENA SATIVA SEED WATER, CAPRYLIC/CAPRIC TRIGLYCERIDE, ISOCETYL STEAROYL STEARATE, TRIETHYLHEXANOIN, GLYCERIN, 1,2-HEXANEDIOL, HYDROGENATED STARCH HYDROLYSATE, METHYL GLUCETH-20, BENZOIC ACID, BETA-SITOSTEROL, C12-20 ALKYL GLUCOSIDE, C14-22 ALCOHOLS, CARBOMER, DISODIUM EDTA, PARFUM, POLYGLYCERYL-10 MYRISTATE, SODIUM HYDROXIDE, TOCOPHERYL ACETATE, WATER.

How do I use Hydrance Boost Serum for Dehydrated Skin?

Dispense two to three pumps of Hydrance Rehydrating Serum on your fingertips, dab onto the face and neck and smooth in with your fingertips.

What skin types is Hydrance Boost Serum for Dehydrated Skin 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 Hydrance Boost Serum for Dehydrated Skin 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 Hydrance Boost Serum for Dehydrated Skin fungal acne safe?

2 ingredients could feed malassezia: Isocetyl Stearoyl Stearate, Polyglyceryl-10 Myristate. That describes the yeast's food supply, not a prediction that they will cause a breakout.

Can I use Hydrance Boost Serum for Dehydrated Skin 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 Hydrance Boost Serum for Dehydrated Skin fragrance free?

No — it contains Parfum.

Does Hydrance Boost Serum for Dehydrated Skin contain alcohol?

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

Is Hydrance Boost Serum for Dehydrated Skin silicone free?

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

Does Hydrance Boost Serum for Dehydrated Skin contain essential oils?

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

Is Hydrance Boost Serum for Dehydrated Skin paraben free?

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

What can I layer with Hydrance Boost Serum for Dehydrated Skin?

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 Hydrance Boost Serum for Dehydrated Skin?

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

How many ingredients does Hydrance Boost Serum for Dehydrated Skin have?

It lists 19 ingredients, of which 0 are recorded as actives.

Who makes Hydrance Boost Serum for Dehydrated Skin?

Avène, a brand based in France.

Brand
Avène
Country
France

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