Resveratrol , Giant Knotweed Extract

Giant knotweed rhizome along with root belonging to polygonum, pdygonaceae is mainly produced in Jiangsu, Zhejiang, Anhui, Jiangxi etc. Cuspidatin, purple extract powder derived from it tastes bitter with cool character. Following is its application: 1. promoting blood circulation and relieving pain in menopause, Arthralgia due to wind-cold-dampness and traumatic injury; 2. Clearing away pathogenic heat and dampness in moist heat ICT and leukorrhagia; 3. Clearing away heat and expelling toxin in scald, sore and carbuncle as well as snakebite. 4. Stopping coughing and resolving phlegm in curing the lung heat. 5. Clearing away heat and loosing the bowels in caring the constipation resulting from heat.Specifications: Product name:Giant knotweed extract; Botanical name: polygonum cuspidatum sieb Part used: rhizome Packing: 25kg/drum Description: brown powder to white powder Resveratrol:≥20%-98% the regular specification: resveratrol 50% and resveratrol 98%