Abstract:Phenolic acids,widely existed in the seed hull,is a kind of natural antioxidant,help plant seeds to maintain its survival and reproduction in the harsh environmentconditions.The mail active ingredient of phenolic acids including : p-coumaric acid,chlorogenic acid,caffeic acid and ferulic acid.Among them,ferulic acid was extracted from plants,has the physiologuical role on antioxidant and scavenging free radicals,antithrombosis,improve the cell membrane stability,and anti-inflammatory,regulate immune function.So ferulic acid is a kind of natural,nutrition,multi-function food ingredients.At present,ferulic acid widely used in home and abroad used in medicine,food of application into the development phase.This manuscript briefly introduces the new natural antioxidants ferulic acid of source,production method,main function and the domestic and foreign market survey,for reference.