Hydroxypropyltrimonium Hydrolyzed Silk

Hydroxypropyltrimonium Hydrolyzed Silk is a cosmetic ingredient used as an antistatic, hair conditioning agent. It is used in 17 products in our dataset. It is regulated in the EU (listed in a Cosmetics Regulation annex).

INCI nameHYDROXYPROPYLTRIMONIUM HYDROLYZED SILK
FunctionANTISTATIC, HAIR CONDITIONING, SKIN CONDITIONING
CAS number-
Prevalence17 products (0.02% of dataset)
Most used inHaircare
EU statusRestricted (annex )

Used in

Conditioners 35.3%Shampoos 35.3%Hair Masks 11.8%Hair Serums 11.8%Hair Sprays 5.9%

Frequently asked

What does Hydroxypropyltrimonium Hydrolyzed Silk do in skincare?
Hydroxypropyltrimonium Hydrolyzed Silk functions as an antistatic, hair conditioning agent in cosmetic formulas.
Is Hydroxypropyltrimonium Hydrolyzed Silk allowed in cosmetics?
Yes, but it is regulated in the EU — it appears in a Cosmetics Regulation annex with usage conditions.
What products contain Hydroxypropyltrimonium Hydrolyzed Silk?
It is most commonly found in Haircare products, especially conditioners (35.3% of its uses).

Manufacturers with experience using Hydroxypropyltrimonium Hydrolyzed Silk

Match with vetted US contract manufacturers that have hands-on experience formulating with this ingredient.