However, to achieve this effect, a certain amount of caffeine is needed. In addition to caffeine, a cup of coffee also contains tannic acid, fatty acids, vitamins, protein, fat and other substances, and the caffeine content used to lose weight is not high. The increase of metabolic rate will also lead to other problems, the biggest of which is heart problems. The heart is in a state of high load for a long time, which is prone to problems such as cardiac insufficiency.
You can't lose weight just by one or two cups of coffee. You need a lot of caffeine to lose weight, and the side effects of eating a lot of caffeine outweigh the effects. So this method does more harm than good.
Extended data
Drinking coffee all the time is actually a manifestation of drug dependence. People who regularly consume caffeine will eventually become dependent on it. If you keep them away from caffeine, their performance will be below normal.
Studies have shown that continuous intake of caffeine will reduce the production of norepinephrine, an emotional enhancement hormone in the brain, and make the body pursue caffeine, which is full and empty.
The sensitivity of the brain to caffeine is related to the amount of caffeine bound by adrenaline receptors. Those who can effectively bind more adrenergic receptors tend to be more sensitive to coffee.
There is an enzyme in the liver that can help the body metabolize caffeine. Those who produce less metabolic enzymes need to spend more time to clear caffeine from their bodies. Caffeine lasts longer and has more and more side effects.
People's network-Qiqi diet is no problem. Don't try it at random: drinking black coffee does more harm than good.
People's Daily Online-Experts remind: Don't drink coffee at these moments.