The benefits of lactobacilli are mainly reflected in promoting nutrient absorption, maintaining the balance of intestinal flora and keeping immunity at a healthy level. 1. Promote nutrient absorption: Lactobacilli can participate in the digestion and absorption of proteins, fats and sugars. When the body consumes enough nutrients, lactobacilli can help break down proteins into small amino acids, convert starch into glucose or galactose, and break down fats into free fatty acids to facilitate the body’s nutrient absorption. At the same time, lactobacilli themselves produce more folic acid and B vitamins for the body to absorb and utilize. 2. Maintain the balance of intestinal flora: the human intestinal tract is a micro-ecosystem, lactobacilli can inhibit the reproduction of harmful bacteria in the intestinal tract, so as to make the various intestinal flora in a balanced state, to protect the intestinal immune barrier. 3. Keep human immunity in a healthy state: lactobacilli can affect the secretion of lysosomes of phagocytes, and at the same time can stimulate specific immune response, so that the human immunity is in a relatively healthy state. Although lactobacilli have a certain biological role, but it can not replace other drugs, if the body is not feeling well, it is still recommended to consult a doctor, under the guidance of the doctor’s scientific treatment, the use of its best to refer to the doctor’s advice, do not abuse lactobacilli.