Hibiscus rosa-sinensis is a plant in the Malvaceae family, also known as Chinese Hibiscus, or red hibiscus, with a flowering period throughout the year. Its flowers mainly have three colors: red, yellow, and white. Hibiscus rosa-sinensis flowers contain natural anthocyanins such as quercitrin and glucoside, which have heat clearing, detoxifying, blood cooling, and antioxidant activities. Hibiscus rosa-sinensis extract is a water-soluble powder extract product made from Hibiscus rosa-sinensis flower, which belongs to the Malvaceae family, through heat reflux extraction, decompression concentration, and spray drying. It not only maintains the original effective ingredients of the plant, but also makes the product powder, with good liquidity, easy dissolution, and easy preservation.