Research progress on probiotic properties of probiotics in fermented dair

With the continuous development of social economy, people's cognitive level and economic level continue to improve, and people's pursuit of quality in food is getting higher and higher. In recent years, yogurt, as one of the most popular probiotic fermented dairy products, has often appeared in the popular choice of post-meal snacks, and the probiotics among them are one of the important raw materials for fermented dairy products. Probiotics are a type of active microorganisms that can regulate the host mucosa and system immune function or regulate the balance of bacterial flora in the intestinal tract by colonizing in the human body, thereby helping the body's intestinal nutrition ab sorption and health. Probiotic yogurt is usually fermented by adding probiotics to milk. During the fermentation process, these probiotics multiply and produce beneficial substances, eventually making yogurt products containing active probiotics. By studying the nutritional value relationship between fermented dairy products and probiotics, it can provide consumers with healthier food choices and can also promote the healthy development of my country's dairy industry to a certain extent. Based on this, this study review s the probiotic properties of probiotics and provides theoretical support for future basic research on probiotics.