Edible colorant Lithospermum red

Lithospermum red is an edible colorant extracted from the hard roots of purple grass in Northeast China It is approved to be used in the color matching of fruit drinks, ice cream, popsicle and fruit wine in China Lithospermum diffusa is a kind of endangered traditional wild Chinese medicine Its main function is to cool blood, promote blood circulation, resist bacteria and diminish inflammation It was successfully cultivated in the northeast of China in the 1990s In 1994, the national science and Technology Commission evaluated "Lithospermum production method" as a major scientific and technological achievement to fill the gap in China At present, there are more than 5000 mu planting bases in China, and the technology of extracting Arnebia and Arnebia oil from Arnebia seed has been developed
Shikonin is a naphthoquinone pigment extracted from the root skin of shikonin by supercritical carbon dioxide extraction Its main components are shikonin and its derivatives Shikonin is bright, pure, strong in coloring power, strong in permeability, stable in physical and chemical properties It has many physiological and pharmaceutical functions, such as anti-bacterial and anti-inflammatory, promoting the growth of granulation tissue, etc it is widely used in food, health products and medicine industries General application prospects.