Sodium metabisulfite

Sodium metabisulfite is an inorganic salt used in cosmetics and personal care products for its antioxidant activity and its ability to donate electrons and/or hydrogen atoms in chemical reactions 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), sodium metabisulfite is safe to use at the amounts present in our products 2.


  1. International Cosmetic Ingredient Dictionary and Handbook. Washington, D.C.: The Cosmetic, Toiletry and Fragrance Association, 2006.
  2. Cosmetic Ingredient Review. Cosmetic Ingredients Reference Table. 12-17-2009.