Yogurt is not only nutritious, but also contains lactic acid bacteria, so it has health care function. These functions are:

1. Maintain the ecological balance of intestinal flora, form a biological barrier, and inhibit the invasion of harmful bacteria into the intestine.

2. To prevent constipation by producing a large number of short-chain fatty acids to promote intestinal peristalsis and a large number of bacteria to grow and change osmotic pressure.

3. Yogurt contains a variety of enzymes to promote digestion and absorption.

4. By inhibiting the growth of saprophytic bacteria in the intestine, the toxins produced by corruption are inhibited, so that the liver and brain are protected from these toxins and aging is prevented.

5. By inhibiting the growth of saprophytic bacteria and some bacteria in the intestine. So as to inhibit carcinogenic factors produced by these bacteria and achieve the purpose of preventing cancer.

6. Improve human immune function. Lactic acid bacteria can produce some substances that enhance immune function, which can improve human immunity and prevent diseases.