KERASTASE Genesis Hair Mask | Anti-Breakage & Strengthening For Weak or Damaged Hair | Nourishes, Detangles, and Hydrates Hair | For Weakened Hair | Masque Reconstituant | 6.8 Fl Oz

Price: $68.00
(as of Jun 05, 2026 23:10:03 UTC – Details)

Product description

Fortify Hair Prone To Falling

Genesis

Our hair care collection that treats hair fall due to hair breakage from brushing. The Genesis collection is a dual action fortifying system professionally formulated to strengthen hair and reduce hair breakage.

Expert Formulas

Powered by Edelweiss Native Cells and Ginger Root

Edelweiss Native Cells & Ginger Root: Detangle, moisturize, and increase strength and softness.

Fusio-Dose

Professional In-Salon Treatment

Instant Transformation, Infinite Possibilities.

In-Salon Service

Your appointment

Make an appointment in your Kérastase salon for a personalized hair diagnosis.

1 Ingredients

2 Fusio-Dose

3 Diagnosis

Discover Genesis
Nutri-Fortifiant Shampoo

Gently Cleanses Scalp and HairIntensely Moisturizes and Easily DetanglesStrengthens Hair Weakened by Heat Damage and Brushing

Hydra-Fortifiant Shampoo

Gently Cleanses Scalp and Hair to Remove Excess BuildupStrengthens Hair Weakened by Heat Damage and BrushingNourishes and Easily Detangles Hair

Renforcateur Conditioner

Intensely Moisturizes and Adds BodyStrengthens Hair Weakened by Heat Damage and BrushingEasily Detangles and Prevents Split Ends

Reconstituant Hair Mask

Intensely Nourishes and Hydrates HairStrengthens Hair Weakened by Heat Damage and BrushingSmooths and Easily Detangles

Defense Thermique Hair Serum

Protects Against Heat StylingDelivers Up to 24 Hours of Frizz ProtectionStrengthens Hair Weakened from Brushing and Over-Styling

Fortifiant Hair Serum

Strengthens Hair Weakened by Heat and BrushingHydrates Hair and Adds ShineHas a Lightweight, Non-Greasy Finish

Who is the Genesis Hair Mask formulated for?

It is designed for weakened and damaged hair that needs intense nourishment and protection against breakage.

How does this mask help prevent hair fall?

It deeply hydrates and fortifies the hair fiber, significantly reducing the risk of hair fall due to brushing and styling.

What are the key ingredients in this mask?

It is enriched with Edelweiss Native Cells and Ginger Root to provide deep conditioning and strengthen the hair.

How often should I use this strengthening mask?

For best results, use it once a week or after every shampoo in place of your regular conditioner for intense repair.

How do I apply the Genesis Masque Reconstituant?

Apply to washed and towel-dried hair. Massage onto lengths and ends, leave on for 5 minutes, then rinse thoroughly.

Explore the Genesis Collection

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Customer Reviews

4.6 out of 5 stars 1,925

4.6 out of 5 stars 6,527

4.6 out of 5 stars 2,801

4.7 out of 5 stars 847

4.6 out of 5 stars 5,414

4.5 out of 5 stars 2,203

Price

$50.00$50.00

$46.00$46.00

$46.00$46.00

$68.00$68.00

$50.00$50.00

$64.00$64.00

Hair Type

Hair prone to breakage & fall

Normal to dry, weak hair

Normal to oily, weak hair

Hair prone to breakage & fall

Hair prone to breakage & fall

Hair prone to breakage & fall

Purpose

Light, fortifying conditioner

Fortifying shampoo

Delicate fortifying shampoo

Intense fortifying hair mask

Fortifying heat protectant

Daily fortifying serum

Benefit

Immediate strength & softness

Intensely nourish & detangle

Gentles cleanse & strengthen

Smooth, detangle, & strengthen

Adds shine & prevents frizz

Strengthen hair & reduce fall

Key Ingredient

Ginger root

Ginger root

Ginger root

Ginger root

Ginger root

Ginger root

Usage

Can be used daily

Can be used daily

Can be used daily

Use once a week

Use when blow drying & styling

Can be used daily

Product Dimensions ‏ : ‎ 4 x 4 x 2.9 inches; 3.99 ounces
Manufacturer ‏ : ‎ KERASTASE
ASIN ‏ : ‎ B0877818P3
Best Sellers Rank: #15,495 in Beauty & Personal Care (See Top 100 in Beauty & Personal Care) #88 in Hair Treatment Masks
Customer Reviews: 4.7 4.7 out of 5 stars (847) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

Genesis Reconstitutant Hair Mask: Intensely nourishes, detangles & reinforces the hair to reduce the risk of hair-fall due to breakage. It restores intense softness for beautiful healthy-looking hair
Benefit: A strengthening treatment for weak or damaged hair. Provides intense moisture and reinforcement to fight against hair fall due to repeated processing like brushing & external factors
Additional Benefits: Enriched with Native Edelweiss Cells and Ginger; it helps hair fibers regain strength and Resistance. Contains Arginine to stimulate hair.
Suggested Use: After washing with Bain Hydra-Fortifiant shampoo, apply a small amount of the mask into your palms and massage gently through lengths and ends. Leave in for 5min then rinse thoroughly
Genesis Collection: Use along with Genesis Bain Hydra-Fortifiant Shampoo & Fondant Renforcateur Conditioner for hair that is healthier-looking through boosted nourishment & protection and less hair fall due to breakage

Product summary

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