[Product Name]: Polygonum extract [English name]: Radix polygoni mulitiflori PE [Latin name]: Polygonum multiflorum Thunb [Plant sources: Polygonum, Polygonum perennial twining vine. Elongate, the end to the mast of roots, the appearance of red-brown to dark brown. Gas micro, taste bitter and sweet and astringent. [Extracts]: Tubers [Genus]: Polygonum Product specifications: Flavonoids> 2%; 10: an Analytical Method: UV [Appearance]: Brown fine powder raw material [Origin]: produced in southern Shaanxi, Gansu, southern, eastern, central and southern China, Sichuan, Yunnan and Guizhou [the active ingredient]: root anthraquinone compounds containing primary for emodin (emodin), rhubarb phenol (chrysophanol) and physcion (physcion) , Rhein (rhein), Chrysophanol anthrone (chrysophanol anthrone). The main action]: anti-aging effects, effects on the immune system, lowering blood pressure and anti-atherosclerotic effect, myocardial protection, hepatoprotective effect, a neuroprotective effect, antibacterial effect. Diarrhea patients and pregnant women should not take the drug use [effect]: In traditional Chinese medicine Polygonum (Polygonum multiflorum) is used as a tonic root block agents and anti-aging agent, commonly used in the treatment of hair loss and early white hair.