Abstract: Oat milk products are favored by consumers because of their unique nutritional effects and flavor.This paper introduced the main features of oats and its series of processing products, the application and technical features of oat products, and the method of quality evaluation in dairy products in recent years, analyzed the problem in application of oat in dairy products, and discussed its development direction.The aim is that oat as food raw materials can be better applying in dairy products, and to provide technical reference.