Abstract:Food is the first thing for people and safety is the first thing for food.Meat is of great importance in people's life，which provide rich protein，fat and vitamin B for people's life.Earnings driven，food adulteration often occurs in the meat industry，which seriously undermined interests of consumers and the adverse impact for social and economic loss is very serious.So it is of great significance to carry on tests and studies about meat and meat products.This article analysed the nucleic acid inspection technique about animal-derived material in meat and meat product deeply and gave a brief introduction to some new technique which is showing extensive prospect.