... food, drink, health product, textile Main Ingredient: Anthocyanin, flavonoid Appearance: Red Color, Purple Red Color Soluble in water, ethanol, ethylic acid Typical Analysis: (1 ... or Color-Complementing in Lipstick, Shampoo, Rouge, etc. (3). Medical Industry: Replacing Chemical Synthetic Pigment, or Manufacturing Colored Pills, etc. Purple Sweet Potato Red ...