Glycine is the correct INCI - indication for cosmetics (INCI stands for International Nomenclature of Cosmetic Ingredients) . Glycine is used in cosmetic formulations. Glycine acts as an antistatic agent (reduces static charges by neutralizing the electrical charge on the surface of skin and hair), buffer substance, skin care and hair conditioning agent (makes hair easy to comb, smooth, soft and shiny and gives it volume).