Roselle, the scientific name of traditional Chinese medicine. It is the root and seed of Malvaceae plant Roselle.

It is conical or irregular, 2.5 ~ 4 cm long and about 2 cm in diameter. Calyx is purple-red to purple-black, 5-lobed, lobes lanceolate, bracteoles healed with calyx can be seen at the lower part, and it is about 10-lobed, lanceolate, with holes left at the base after fruit removal. Corolla yellow-brown, outer surface linear stripes, inner surface yellow-brown base, occasionally sparse coarse hair. Light and crisp. The smell is slightly fragrant and sour.

Drinking roselle regularly helps to reduce the total cholesterol in human blood and prevent cardiovascular diseases. The water extract of Roselle has the effect of inhibiting oxidation, and can inhibit total cholesterol and cholesterol in low density lipoprotein. Scientists also found that drinking rose eggplant can also play a role in losing weight.