Ruselle摘录（芙蓉Sabaariffa)Proanthocyani

Ruselle extract (Hibiscus Sabaariffa) Proanthocyanidins 5%-30% UV Anthocyanidins 5%-25% UV/HPLC Extract Ratio:4:1 10:1 25:1 36:1 50:1 100:1 Medicinal uses Many parts of the plant are also claimed to have various medicinal values. They have been used for such purposes ranging from Mexico through Africa and India to Thailand. Roselle is associated with traditional medicine and is reported to be used as treatment for several diseases such as hypertension and urinary tract infections. The plants are rich in anthocyanins, as well as protocatechuic acid. The dried calyces contain the flavonoids gossypetin, hibiscetine and sabdaretine. The major pigment, formerly reported as hibiscin, has been identified as daphniphylline. Small amounts of myrtillin (delphinidin 3-monoglucoside), Chrysanthenin (cyanidin 3-monoglucoside), and delphinidin are also present.