As a type of medical material, it can treat chronic and acute hepatitis, migratory hepatitis and hepatomegaly. It also promotes recovery of the livers 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 daily-use chemical raw material, it is used in green toothpaste and cosmetics; having obvious functions on the pericementum, oral cavity ulcers, and halitosis.