A natural and edible color extracted from red radish of the crucifer family, a Genus of anthocyanin pigment, the product is red to dark red powder. The color changes with the PH value, when the PH value is below 5, orange-red appears, followed by purple-red when it is between 5 and 7, and blue when it is over 7. It is easy to dissolve in water and ethanol solution, but not soluble in oil. it is natural. It with bright color, strong dyeing ability, not stable to light and oxidizing. Under ph3.0-5.0 aqueous condition, the color is red and stable.

The process is done through material cleaning, cutting, and juicing, and the residues are extracted in aqueous acid solution with ethanol and then filtered. Then the extract and juice are mixed refined and dried to powder form.

The vibrant colors of this product add to its beauty without affecting its nutritional value. The color is heat- and light-resistant in an acidic environment. Ascorbic acid has a protective effect on this product, this product is suitable for acidic, low-temperature processed food coloring, especially for cold drinks, cold food, and other coloring. Currently, it is widely used in various industries, such as candy, beverages, canned food, meat products, ice cream, wine, medicine, and cosmetic fields.

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