1, the main ingredient in coffee is caffeine.
2. Caffeine can excite people's central nervous system, improve people's alertness and make their thinking clear.
3. Caffeine is an effective ingredient to lose weight. Caffeine increases the body's fat concentration, which is then absorbed by muscles and converted into energy during exercise.
4. Caffeine can promote the decomposition of fat in the body and expel excess water and toxins from the body. Related research experiments found that within a few minutes after drinking coffee, the movement of the large intestine began to increase. Caffeine can not only promote the decomposition of body fat, but also help to improve the efficacy of other weight-loss components.