Purple Sweet Potato Red Color 

Purple Sweet Potato Red Color is extracted and purified from the roots of purple sweet potatoes. This product consists of anthocyanins and other flavonoids, and appears as a red to purple-red powder or liquid, with a characteristic odor. It is soluble in water an ethanol and insoluble in oil. Purple Sweet Potato Red Color is red to purplish-red and stable under acidic pH ranges. At pH 7.0, the color is purple-blue. In alkaline ranges, the pigment turns blue. Purple Sweet Potato Red Color can be used in cakes, soaked food, jam, candy, fruit wines, and fruit juices.




Hua Kang Natural Color Factory is a supplier that specializes in manufacturing natural colors used in the Food, Beverage and Nutrition industry. This company utilizes advanced technology and specialized equipment to produce more than ten natural colors, which include Purple Sweet Potato Color, Gardenia Yellow Color, Chlorophyll, and more. These products are mainly used to bring color to food and beverages.


Hua Kang Natural Color Factory

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