Back to Ingredient Dictionary

HYDROXYPROPYLTRIMONIUM HYDROLYZED KERATIN

Description

Hydroxypropyltrimonium Hydrolyzed Keratin is a quaternary ammonium salt derived from keratin protein, commonly used in hair and skincare formulations. This ingredient is produced by hydrolyzing keratin, typically sourced from wool or human hair, and then chemically modifying it to enhance its conditioning properties.

The compound's structure allows it to bind effectively to hair and skin surfaces, providing a protective film that improves moisture retention and enhances overall texture. In hair care products, it helps to reduce static, increase manageability, and improve the appearance of damaged strands. For skincare applications, it can contribute to a smoother, more supple feel.

Hydroxypropyltrimonium Hydrolyzed Keratin is particularly beneficial for products targeting dry, brittle, or chemically treated hair. Its molecular size allows for penetration into the hair shaft, potentially aiding in temporary repair of damaged cuticles. In skincare, it may help to reinforce the skin's natural barrier function.

While generally well-tolerated, individuals with wool allergies should exercise caution when using products containing this ingredient. Its efficacy and safety profile make it a valuable component in various personal care formulations, particularly those aimed at restoring and protecting hair and skin health.