Drinking after meals is good for absorbing nutrition. Generally speaking, it is best to drink yogurt between 30 minutes and 2 hours after meals. Under normal circumstances, the PH value of gastric juice is between 1-3. On an empty stomach, the gastric juice is acidic, and the PH value is below 2, which is not suitable for the growth of active lactic acid bacteria in yogurt. Only when the PH value of the stomach is relatively high can the lactic acid bacteria in yogurt grow fully and be beneficial to health. About two hours after a meal, people's gastric juice is diluted and the PH value will rise to 3-5. At this time, drinking yogurt is most conducive to the absorption of nutrients. Drinking yogurt on an empty stomach stimulates gastrointestinal emptying. The nutrition in yogurt is discharged before it is fully digested and absorbed. People with gastric ulcer, hyperacidity and other diseases should pay special attention. People who are prone to abdominal pain due to cold should not drink yogurt that has just been taken out of the refrigerator. Keep the room temperature and wait for half an hour before drinking, so that they won't feel uncomfortable. It is best to drink calcium supplement at night. Yogurt is a good source of calcium in food. From the point of calcium supplementation, it is more beneficial to drink yogurt at night. Because the blood calcium content of human body is the lowest in the evening to the early morning 12, which is beneficial to the absorption of calcium in food. At the same time, there are few factors that affect the calcium absorption of human body during this period. Although milk also contains high calcium, compared with it, lactic acid contained in yogurt can combine with calcium and promote its absorption. But when you drink yogurt at night, you must remember that some strains and acidic substances in yogurt are harmful to your teeth, so you should brush your teeth in time after drinking. It can promote gastrointestinal peristalsis and relieve constipation. Many women like to drink yogurt. One of the important reasons is that no matter how much you drink, you won't get fat. Small links: six nutritional functions of yogurt 1 Yogurt can promote the secretion of digestive juice and increase gastric acid, thus enhancing people's digestive ability and promoting appetite; 2. Lactic acid in yogurt can not only turn weak alkaline substances in the intestine into weak acidity, but also produce antibacterial substances, which have a health care effect on the human body; According to Mexican nutrition experts, drinking yogurt regularly can prevent cancer and anemia, improve psoriasis and relieve malnutrition in children; 4. When making yogurt, some lactic acid bacteria can synthesize vitamin C to increase the content of vitamin C; 5. During pregnancy, yogurt not only provides necessary energy, but also provides vitamins, folic acid and phosphoric acid; It can also inhibit osteoporosis caused by calcium deficiency in female menopause; In old age, eating yogurt every day can correct the nutritional deficiency caused by partial eclipse; 6. Yogurt can inhibit the growth of intestinal spoilage bacteria, and also contains active substances that can inhibit the synthesis of cholesterol reductase in the body, stimulate the body's immune system, mobilize the body's positive factors, and effectively fight cancer. Therefore, regular consumption of yogurt can increase nutrition, prevent and treat arteriosclerosis, coronary heart disease and cancer, and lower cholesterol.