The salt used for rubbing salt to lose weight is not ordinary salt, but mineral salt extracted from seawater, which contains a variety of fat decomposition products and has high permeability to the skin and will not harm the skin. Rubbing salt to lose weight is particularly effective for local obesity. In the process of rubbing, the salt will gradually dissolve, the sweat pores on the surface of the rubbed skin will expand, and the salt minerals immersed from the sweat pores will begin to decompose fat, so that the fat in the deep skin will gradually decompose. Part of the weight loss rubbing time is relatively short, such as waist and abdomen or thighs, as long as 20 minutes at a time; It takes more than 1 hour to lose weight and rub salt, and it is ideal to do it twice a week 1.