Can black coffee really reduce weight and have side effects

Can black coffee really reduce weight and have side effects? In real life, many obese people have mentioned the black coffee weight loss method, which is favored by many young women. The effective substance can promote the metabolism of the body, so it is helpful for weight loss. But some people are afraid that it will bring some side effects to their health. So, can black coffee really reduce weight and have side effects? With questions, let’s take a look at the following introduction.

Can black coffee really reduce weight and have side effects

According to relevant research, black coffee can really lose weight, but it may also bring some side effects to health. The caffeine in black coffee can stimulate the intestines and stomach to secrete gastric juice, help digestion, effectively promote the metabolism of the body, moisten the intestines and relieve constipation. Black coffee is low in calories. Drinking black coffee can increase the consumption of calories, help accelerate the burning and decomposition of fat, and achieve the effect of weight loss. At the same time, caffeine can also accelerate the body’s excretion, which is very effective in removing edema.

Although black coffee has a certain auxiliary effect on weight loss, generally speaking, drinking black coffee alone cannot achieve obvious weight loss effect, and long-term and large-scale drinking of black coffee will also cause certain harm to the body, such as causing gastrointestinal discomfort, affecting the nervous system, and making the teeth black.

1. Gastrointestinal discomfort: coffee contains caffeine and other substances, which can stimulate the nervous system and promote the secretion of digestive juice. If you drink black coffee on an empty stomach for a long time, or people with gastric ulcer and other diseases drink black coffee, you may have abdominal pain, abdominal burning and other symptoms. Drinking coffee for a long time may also increase the incidence of gastrointestinal diseases such as gastritis and gastric ulcer;

2. Influence on the nervous system: caffeine has an exciting effect on the nervous system. Long term drinking may cause nervous tension, hand and foot tremor, insomnia, headache and other symptoms. Some people may also have symptoms similar to anxiety neurosis, such as uneasiness and irritability;

3. Blackening teeth: coffee contains tannic acid, which is a brown substance. Drinking black coffee for a long time may lead to pigment precipitation or adhesion on the teeth, penetrating into the enamel, causing the teeth to blacken and affecting the aesthetics;

Can black coffee really reduce weight and have side effects? The above is a detailed introduction to this problem. It should be noted that it is not allowed to drink on an empty stomach or near an empty stomach. Otherwise, it will stimulate the secretion of gastric acid and may cause discomfort such as heartburn. I hope the above introduction can be helpful to you.