... QUALITY 3. 14%, 99% 4. NATURAL,SAFE,STABLE 5. FOOD GRADE. content: 99% minDetection Method: UVThe main component: Copper ... fastening healing of stomach ulcers and intestine ulcers.As a food pigment, it is widely used in cakes, beverages, sweets ... and cosmetics; having obvious functions on the pericementum, oral cavity ulcers, and halitosis. Natural Food Pigment Food Additives Natural Green Color for jam ...