Resveratrol is a kind of plant antitoxin,which exists in peanut,grape and other plants.In recent years,research has found that it has a variety of biological activities and pharmacological effects,especially in anti-tumor,anti-cancer,anti-oxidation,anti free radicals,anti-bacterial anti-inflammatory,cardiovascular protection,anti Alzheimer's disease,anti depression and other aspects.It is widely used in medicine,food,health products and other fields.Its synthesis methods mainly include plant extraction,biological fermentation and transgenic methods,and chemical synthesis methods.The article reviews the synthesis methods and applications of resveratrol,in order to provide reliable basis for further development and utilization of resveratrol.