P 1973 (OTTO) Polydatin, ≥95% (HPLC) Cas 65914-17-2 - used in traditional Chinese medicine for analgesic, antipyretic, and diuretic effects. Like other stilbenes, this resveratrol glucoside has antioxidant activity. Polydatin has diverse effects in cells, tissues, and animals, including reducing cytotoxicity, inflammation, and atherosclerosis.