... recovery of the liver's function, fastening healing of stomach ulcers and intestine ulcers.As a food pigment, it is widely used in cakes, beverages, sweets, ice-cream etc.As a ... , it is used in green toothpaste and cosmetics; having obvious functions on the pericementum, oral cavity ulcers, and halitosis. Natural Food Pigment Food Additives Natural Green Color ...