According to the standards of the International Health Federation, it takes 20 years to observe whether a slimming product is really effective and has no side effects. General weight loss products disappear in the market for 3-5 years. The reason is that the side effects are great. Let's not be greedy for a temporary advantage and harm our health. The most scientific way to lose weight is to supplement the body with comprehensive and balanced nutrition, so that the body has more energy to consume fat, and on this basis, control calorie intake to achieve the purpose of losing weight. This way of losing weight can ensure that it will not rebound and is the healthiest.