1. The principle of Qingshibai is to promote metabolism and detoxification by stimulating acupoints, so as to achieve the effect of eliminating dampness and losing weight. However, the effect of green gypsum has not been proved by large-scale and serious clinical trials, and there are also problems in product quality and material safety.

2. lightning thin is a fast weight-loss device, which can achieve the effect of losing weight by electrically stimulating muscles. Although some studies show that electrical stimulation of muscles can improve muscle activity, this method is not enough to solve the problem of fat accumulation in the body.