The principle of drinking vinegar can lose weight is that it can help the intestines and stomach to delay the time of food emptying, inhibit amylase, reduce the absorption of starch by human body and achieve certain weight loss effect. However, it is not possible to drink it at will, but usually need to use some correct methods to play the role of drinking vinegar to lose weight, as follows: 1, drink with honey diluted: vinegar is sour and mellow, containing lactic acid, gluconic acid, vitamin B2 and other nutrients, honey is sweet to neutralize the acid of vinegar, the two together can improve the concentration of stomach acid, help digestion and absorption, speed up the emptying of gastrointestinal tract, and have some weight loss effect. It has certain weight loss effect. The vinegar is stronger to drink directly, so you need to drink it after dilution. 2. Avoid taking it in the morning: if you take vinegar directly, the concentration is higher. In the morning, the stomach is in the state of emptying, the gastrointestinal mucosa is weak at this time, plus people have not carried out activities in the morning, so it is not conducive to gastrointestinal peristalsis, and it is generally recommended to consume it at noon or evening; 3, drink vinegar after eating: it is recommended to drink vinegar before eating something, and not to drink vinegar on an empty stomach. Because drinking vinegar on an empty stomach will stimulate the stomach more, and it may promote the secretion of stomach acid and enhance the appetite, but increase the food intake, which is not good for weight loss. Need to pay attention to must drink vinegar in moderation, excessive drinking vinegar can have adverse effects on people, such as damage to teeth, gastric mucosa, etc. People with gastrointestinal diseases are not recommended to drink vinegar to lose weight. Drinking vinegar can play a limited role in weight loss, need to cooperate with diet adjustment, appropriate exercise and other methods to achieve satisfactory weight loss effect.