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.
In addition, if you drink yogurt on an empty stomach, it is easy to stimulate gastrointestinal emptying, and the nutrients in yogurt are discharged before they can be fully digested and absorbed; Drinking after meals can reduce irritation and make yogurt slowly absorbed in the stomach.
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.
Although yogurt is good, there are many yogurt products on the market, and not all yogurt has such good quality and standard, so you should choose according to your own needs.
1. It is suggested that the protein content of plain yogurt should be above 2.5%. Less than 2.3% is not yogurt, and it is not recommended to drink. Lactic acid bacteria drinks and milk drinks are both drinks, not dairy products, with low nutritional value, high sugar content and many flavors and pigments. The main function of these drinks is to make people fat. If you are afraid of high calories, you can choose low-fat yogurt, but the protein content should not be low.