Polyquaternium-10 is an organic salt used as a film former in skin care products 1. According to the Cosmetic Ingredient Review (an independent committee established by the Personal Care Products Council, an industry trade association that thoroughly reviews and assesses the safety of ingredients used in cosmetics), polyquaternium-10 is safe to use at the amounts present in our products 2.
This ingredient can be found in the following products in United States:
- International Cosmetic Ingredient Dictionary and Handbook. Washington, D.C.: The Cosmetic, Toiletry and Fragrance Association, 2006.
- Cosmetic Ingredient Review. Cosmetic Ingredients Reference Table. http://www.cir-safety.org/staff_files/pdf4.pdf. 12-17-2009.