Shopping online has become a popular way of shopping for consumers，the quality and safety of online shopping for food has raised widespread concern both in academy and industry.For the supply chain consisting of suppliers and e-business platform，by analyzing the behavior of consumers shopping online and build a game model of food suppliers and business platform，we explore the regulatory intention of e-business platform on the goods shopping online.The study shows that only in certain market conditions，e-business platform has the willingness of self-regulation and the online food market can achieve an effective self-management，otherwise，the government should adopt the active policy control to regulate the food market online.The conclusions of this paper can provide a theoretical basis for the relevant government departments to conduct effective regulation of food safety in the online market.