Because coffee contains caffeine, it can improve the basal metabolic rate of the human body and consume energy. Coffee weight loss principle: coffee contains certain nutrients. The acid in coffee contains vitamin B, and the content of roasted coffee beans is higher. But also free fatty acids, caffeine, tannic acid and so on. Many people are always worried about getting fat when drinking coffee, but good coffee is really hard to give up, so I always hope to find a good coffee that is not easy to cause obesity. The following are the indexes of several common coffees for your reference. "Heat generation" refers to burning body fat, which is a natural and safe way to lose weight. Curved slimming coffee is made of Garcinia Garcinia extract, Citrus extract, low-sweet active fructose and Colombian high-quality instant coffee, and refined into a proper proportion to induce heat generation and achieve slimming effect. No matter how good the weight loss effect of coffee is, don't drink too much. If eaten with cakes or biscuits, the effect is almost zero. In addition, don't drink too much on an empty stomach, so as not to cause gastric ulcer. In order to lose weight, never drink coffee with sugar, only add a little creamer. Cappuccino and French coffee, although added with sugar and creamer, will not affect the effect of caffeine and can be safely drunk. As for American coffee rich in caffeine, of course there is no problem.