Side effects of various slimming teas:
1. Suppress appetite: Control food intake by improving satiety and reducing appetite. Side effects of this slimming tea: the effect is uncertain and varies from person to person. Taking it in large quantities for a long time may cause malnutrition.
2. Fat absorption blockers: Studies have shown that these preparations can reduce the absorption of fat by the small intestine. Reducing the absorption of fat properly can accelerate the speed of fat reduction. There are many famous brands of slimming products based on this principle. The side effects of slimming tea often appear insufficient absorption of fat-soluble vitamins and minerals. Diarrhea.
3. Carbohydrate absorption blockers: Studies have shown that these drugs can reduce the body's absorption of carbohydrates to prevent excessive carbohydrates from being converted into fat. The long-term side effects are unknown.
4. Diarrhea: Reduce food absorption by inducing diarrhea. The side effects of slimming tea may cause gastrointestinal dysfunction and malnutrition.
5. Diuretics: These products mainly reduce weight by promoting urination. Diuretics can only reduce the weight of water in the body, and once you drink water, your weight will recover, which is meaningless for long-term weight loss. The side effects are electrolyte metabolism disorder, hypotension and dehydration.
6. Heat production: This kind of products mainly achieve the purpose of reducing fat and weight by improving heart rate, blood pressure and metabolic rate, so that the body can generate and consume more calories. Use in the morning or before fitness can increase energy and fat consumption; Take it 15~20 minutes before exercise to improve strength and endurance. Auxiliary articles for bodybuilders to achieve lower body fat. The use of ephedrine and excessive use of caffeine and green tea extract may lead to headache, insomnia, elevated blood pressure and tachycardia. People with heart disease and hypertension should not use this kind of medicine, which shows that this slimming tea has many side effects.
Note: drink tea one hour after meals. If you drink tea immediately after a meal, it will induce anemia after a long time. If you drink tea an hour after a meal, the iron in the food is basically absorbed. Drinking tea at this time will not affect the absorption of iron. Tea contains a lot of tannic acid. After drinking a lot of strong tea, iron and tannic acid combine to form insoluble matter, which hinders the absorption of iron. So don't drink more than 1000 ml of green tea every day, otherwise it will cause iron deficiency anemia. It should be noted that gastric ulcer, anemia, menstrual period or vegetarians are not suitable for drinking tea.