Kérastase Genesis Masque Reconstituant 500 ml

Professional strengthening mask in a 500 ml salon-size format for weakened, breakage-prone hair. An intensive anti-hair loss treatment for breakage that deeply nourishes, reinforces the hair fiber and visibly improves strength, elasticity and shine.

Professional anti-hair loss mask — 500 ml salon size

The Kérastase Genesis Masque Reconstituant 500 ml is the ideal salon format for those seeking a continuous strengthening routine or for professional use.

Designed for fragile, sensitized hair or hair stressed by blow-drying, straightening and technical treatments, this mask:

• Reinforces damaged areas of the fiber

• Reduces breakage during brushing and styling

• Intensely nourishes without weighing hair down

• Improves hair cohesion

• Delivers immediate softness and shine

Perfect for those looking for a large-format professional anti-hair loss mask with high performance.

Deep reconstruction and anti-breakage action

Thanks to its rich, enveloping texture, it works at the core of the hair fiber.

Restores structural strength

Helps recompact the fiber at the most fragile and sensitized points.

Reduces hair loss due to breakage

Improves the hair's mechanical resistance against everyday stress.

Eases styling

Effectively detangles, making hair more manageable and easier to comb.

Visibly fuller-looking hair

The hair appears thicker, healthier and more luminous.

Genesis technology with fortifying actives

The formula combines selected ingredients to maximize performance:

• Ginger Root (Zingiber Officinale Root Extract): helps support hair fiber resistance.

• Edelweiss native cells (Leontopodium Alpinum Callus Culture Extract): known for antioxidant and protective properties.

• Intensive conditioning agents: improve combability and softness.

• Glycerin: helps maintain hydration.

Result: hair intensely fortified, silky and shiny from the first uses.

Who it's for

• Weakened and fragile hair

• Hair that breaks easily

• Chemically treated hair or hair stressed by heat

• Medium to thick hair needing intense nourishment

Ideal when paired with Genesis shampoo for a complete anti-hair loss routine.

Professional usage instructions

1. Apply to washed, wet and towel-dried hair.

2. Distribute through lengths and ends.

3. Leave on for 5 minutes.

4. Add a little water, emulsify and rinse thoroughly.

If contact with eyes occurs, rinse immediately.

INCI (Ingredients)

Aqua / Water, Cetearyl Alcohol, Amodimethicone, Behentrimonium Chloride, Cetyl Esters, Isopropyl Alcohol, Trideceth-6, Phenoxyethanol, Limonene, Cetrimonium Chloride, Linalool, Chlorhexidine Dihydrochloride, Benzyl Salicylate, Coumarin, Glycerin, Zingiber Officinale Root Extract, Citral, Benzyl Alcohol, Citronellol, Xylitylglucoside, Anhydroxylitol, Leontopodium Alpinum Callus Culture Extract, Xylitol, Citric Acid, Xanthan Gum, Dipeptide Diaminobutyroyl Benzylamide Diacetate, Parfum / Fragrance.

Ingredient lists may be updated: always refer to the product packaging.

FAQ – Frequently Asked Questions

What is the difference between the 200 ml and 500 ml sizes?

The formula is identical. The 500 ml size is more cost-effective and suitable for frequent use or professional settings.

Does it help with hair loss?

It helps reduce hair loss due to breakage by strengthening the hair fiber. It is not a medicinal treatment.

Is it suitable for fine hair?

Yes, when using a moderate amount and applying only to lengths and ends.

How often should it be used?

1–2 times per week, depending on the level of hair damage.

Does it weigh hair down?

No—when used correctly it nourishes without compromising volume and lightness.

Can it replace conditioner?

Yes, on treatment days it can replace your regular conditioner.

Why buy from Celebre Store

Celebre Store selects only original professional products from top brands. We come from four generations of hairdressers since 1914 and offer expertise, certified quality and fast shipping to ensure the best online shopping experience.