Allantoin occurs naturally in the roots & leaves of the comfrey plant, but to satisfy market needs allantoin is produced synthetically but nature identical. Synonyms: 5-ureidohydantoin, glyoxyl-diureide, 2,5-dioxo-4-imidazolidinyl-urea. Purity 99-100%. Melting point 230°C (446°F).//USP grade//
Soothes and alleviates skin-irritations//
Has moisturizing and hydrating effects//
Recognized as skin protectant by the FDA (see below for making proper claims)//
Often used to minimize pore size//
Has anti-aging properties making the skin look younger and rejuvenated//Add to aqueous phase of formulas or after emulsification process. Use levels 0.2-2%. Can crystallize if added at hot temperatures and then rapidly cooled down. For external use only.//Lotions, creams, sun care & after sun products, shampoos, scalp rinses, shower gels, lip & baby care products.