Product name: trans-resveratrol Synonym(s):1-(3, 5-dihydroxyphenyl)-2-(4-hydroxyphenyl)ethylene. 5-[2-(4-hydroxyphenyl)ethenyl]-1, 3-benzenediol. 3, 4', 5-stilbenetriol. 3, 4', 5-trihydroxystilbene. Specification:98%(by hplc) Molecular formula: c14h12o3 Molecular weight: 228.247 Cas registry number: 501-36-0 Percentage composition: c 73.67%; h 5.30%; o 21.03% Biological source: isol. From polygonum cuspidatum. Biological use/importance: fungicide, bactericide. Resveratrol in red wines has been postulated to be associated with beneficial health effects. Shows tyrosinase inhibitory activity. Nutriceutical with a positive influence on blood lipid profile