Introduction to Mineral Salt Recuperation: is to heat the original mineral salt to a relatively high temperature through geothermal heat, and then bury the whole body in salt. There is a metabolism and mineral exchange process through the human body's constant sweating and mineral salts, which is similar to traditional sand therapy, but the effect is even better. It is mainly effective against rheumatic diseases. The sedative effect of salt makes this method effective in treating insomnia and endocrine disorders caused by neurological headaches and neurasthenia.