| Color Value | E30 |
| Test | UV-VIS |
| Description | Natural dye extracted from the fruit of the Castanea Bungeana plant |
| Property | Chestnut shell pigment is a type of flavonoid that is soluble in water, hydrochloric acid, carbon hydroxide, ethanol and other aqueous solutions. Different metal ions have different effects on the dye; strong resistance to light, heat, oxidants and reducing agents. |
| Application | Widely used in wines, ice cream, chocolate, beverages, biscuits, sweets and various foods. |