Disclosure: This page may contain affiliate links. Read our full disclosure policy.

Products / Kerastase / Serum Extentioniste Scalp & Hair Serum
Kerastase SERUM EXTENTIONISTE SCALP and HAIR SERUM.

Kerastase
Serum Extentioniste Scalp & Hair Serum
Ingredients Explained

This product belongs to the sub-category: Hair Serums

Full ingredient list

Aqua/water, polyquaternium-37, paraffinum liquidum/mineral oil, amodimethicone, polysorbate 20, quaternium-87, stearyl alcohol, menthoxypropanediol, behentrimonium chloride, safflower glucoside, maltodextrin, propylene glycol, candelilla cera (candelilla wax), ppg-1 trideceth-6, propanediol, chlorhexidine digluconate, isopropyl alcohol, trideceth-6, acrylates copolymer, sorbitan oleate, polyquaternium-11, rose extract, 2-oleamido-1,3-octadecanediol, cetrimonium chloride, camellia sinensis leaf extract, xanthan gum, tocopherol, bht, sodium citrate, parfum/fragrance

Ingredient highlights

Ingredient functions

Quick Review of Ingredients

Ingredients Function (What it does)
Aqua/water Skin conditioning, Solvent
Polyquaternium-37 Film forming
Paraffinum liquidum/mineral oil Emollient/Moisturizer, Occlusive/Moisturizer, Skin protecting, Skin conditioning, Solvent
Amodimethicone Emollient/Moisturizer
Polysorbate 20 Surfactant/Cleansing
Quaternium-87 Surfactant/Cleansing
Stearyl alcohol Emollient/Moisturizer, Viscosity controlling, Surfactant/Cleansing, Skin conditioning, Emulsion stabilizing
Menthoxypropanediol Masking

Ingredients explained

1

Aqua/water

Also-called: Aqua, Water, Water/Aqua/Eau, Aqua/Water/Eau | Function: Skin conditioning, Solvent

Water serves as a fundamental component in skincare products, often listed as the first ingredient, which means it's the most abundant. It acts as a solvent, helping to dissolve other ingredients and facilitate the application and absorption of products.

2

Polyquaternium-37

Function: Film forming

We don’t have a detailed description of this ingredient yet.

3

Paraffinum liquidum/mineral oil

Also-called: Mineral oil | Function: Emollient/Moisturizer, Occlusive/Moisturizer, Skin protecting, Skin conditioning, Solvent

We don’t have a detailed description of this ingredient yet.

Price range

$50 to $100

Near Dupes and Alternatives

Looking for an alternative to this product? See the products which closely match it.

No alternatives yet!!
No reviews yet!!

The product information is solely based on the ingredients. We do not test the product so cannot determine its efficacy. (Read more on the FAQ page) Every effort is made to keep the information current and up to date. If you find anything missing or see any errors, let us know.

Similar products

kristin-ess-hair-weightless-shine-working-serum.

Weightless Shine Working Serum

Compare
Avon Avon Elastine PropoliThera Dual Serum Essence.

Avon Elastine Propoli Thera Dual Serum Essence

Compare
design-essentials-silk-essentials-thermal-strengthening-serum.

Silk Essentials Thermal Strengthening Serum

Compare

Beautymasterlist footer icon

© 2026 Beauty Master List, All Rights Reserved.