The invention discloses a hot pack for weight loss, which is prepared from the following components in parts by weight: 4 to 8 parts of folium perillae, 10 to 14 parts of stigma croci, 8 to 12 parts of folium artemisiae argyi, 3 to 7 parts of folium mori, 3 to 7 parts of herba leonuri, 2 to 4 parts of ganoderma atrum, 2 to 4 parts of radix ginseng, 4 to 6 parts of semen boitae, 6 to 10 parts of sea buckthorn fruit shell, 5 to 8 parts of radix codcnopsitis pilosulas, 12 to 14 parts of radix bupleuri, 3 to 6 parts of rhizoma zingiberis recens, 5 to 6 parts of fructus crataegi, 7 to 9 parts of rhizoma Chuanxiong, 8 to 10 parts of folium nelumbinis, 3 to 7 parts of rhizoma atractylodis macrocephalae, 10 to 12 parts of radix stephaniae tetrandrae, 2 to 3 parts of rhizoma alismatis, 4 to 8 partsof Chinese angelica root, 3 to 7 parts of poria cocos and 7 to 10 parts of radix astragali. The hot pack disclosed by the invention has the beneficial effects that the traditional Chinese medicine permeates into the body through the umbilical part (Shenque acupoint) to dissolve the fat oil on fat cell walls, and is capable of increasing the gastrointestinal peristalsis, strengthening the digestion ability, detoxifying and losing weight, improving the human endocrine system, relieving the waist and back muscles, nourishing yin and kidney, stimulating the menstrual flow, promoting blood circulation, and alleviating dysmenorrhea, and irregular menstruation.