Hydrolyzed Keratin
Hydrolyzed Keratin is a humectant and film forming ingredient. It’s in 106 products on Poliage, most often mascara, shampoo and conditioner. Avoid lists on Poliage that include it: none.
Updated October 22, 2026
In plain English
Keratin, broken into smaller pieces. Used to hold water in the product and on skin.
What it does
Contains Hydrolyzed Keratin: antistatic
Function listed in CosIng
Contains Hydrolyzed Keratin: film-forming
Function listed in CosIng
Contains Hydrolyzed Keratin: hair-conditioning
Function listed in CosIng
Contains Hydrolyzed Keratin: humectant
Function listed in CosIng
Contains Hydrolyzed Keratin: skin-conditioning
Function listed in CosIng
Source: CosIng, the European Commission cosmetic ingredient database, ref 34437, accessed October 22, 2026.
Products that contain Hydrolyzed Keratin
Ouai
Thick Hair Shampoo
Shampoo · Lists fragrance, fragrance allergens, silicones, coconut derivatives
Balea
TiefenbReinigung Shampoo
Lists fragrance, sulfates, coconut derivatives
Unilever
Timotei Richesse Suprême Après Shampoing Femme Enrichie à l’Huile de Buriti Cheveux Très Secs
Lists fragrance, fragrance allergens, exfoliating acid, silicones, formaldehyde releasers
Unilever
Timotei Shampoing Richesse Suprême
Lists fragrance, fragrance allergens, exfoliating acid, sulfates, silicones, coconut derivatives
Tresemme shampoo collagen
Lists fragrance, fragrance allergens, sulfates, silicones, coconut derivatives
SHEGLAM
Ultra Light Volumizing Hair Mask
Conditioner · Lists fragrance, fragrance allergens, exfoliating acid, silicones
Unilever
Vitalité Brillance Shampooing
Lists fragrance, fragrance allergens, drying alcohol, sulfates, formaldehyde releasers, coconut derivatives
Rimmel London
Wonder’Lash Mascara with Argan Oil
Mascara · Lists retinoid
Rimmel London
WONDER’LASH WATERPROOF MASCARA WITH ARGAN OIL
Mascara · Lists retinoid
Rimmel London
Wonder’luxe Volume Mascara
Mascara · Lists retinoid
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