The invention discloses weight losing pills. The weight losing pills are prepared from the following raw materials: 10g of radix polygoni multiflori, 10g of fructus hippophae, 10g of red rice yeast, 10g of rhizoma alismatis, 10g of semen cassiae, 10g of lotus leaves, 10g of herba agastache rugosi, 5g of radix pittospori, 3g of herba emiliae sonchifoliae, 10g of Chinese yam root, 3g of radix bupleuri and 3g of rhizoma valerianae jatamansi. By adopting pure traditional Chinese preparation, the weight losing pills are safe, nontoxic and free from side effect, can reduce the fat, can reduce the weight, and can inhibit the expansion and quantity of fat cells. The weight losing pills have an effect for preventing and treating simple obesity of children, and can also be used for various diseasesand symptoms such as obesity, primary obesity, secondary obesity, high blood grease and high blood pressure.