Weight loss coffee is valid. Drinking coffee in moderation does have a certain weight loss effect, but drinking too much is not recommended. Coffee mainly contains a lot of caffeine and caffeine. Caffeine is the main ingredient to lose weight, which can effectively reduce the absorption of cholesterol and fat in the intestine, accelerate the peristalsis of the intestine, make the waste accumulated in the body quickly excrete, reduce the formation of fat layer, and play a role in losing weight to a certain extent. But it is not recommended to drink too much caffeine, because it has a certain nerve stimulating effect and is easy to cause insomnia.