The invention discloses four-season soup and an application method thereof. The four-season soup is prepared from a spring body-building syrup: 40g of radix astragali seu hedysari, 30g of Chinese yam, 30g of poria cocos, 40g of fructus lycii, and 30g of semen sesami nigrum; a summer detoxication juice: 30g of flos lonicerae, 60g of herba taraxaci, 60g of herba portulacae, 30g of Chinese yam, 30g of semen euryales, 60g of coix seed, and 5pcs of fructus jujubae; an autumn lung-moistening drink: 20g of radix ophiopogonis, 20g of radix adenophorae, 15g of scaphium scaphigerum seed, 30g of lily bulb, 20g of flos chrysanthemi, 15g of fructus mume, 10g of Chinese magnoliavine fruit, and 10g of radix glycyrrhizae; winter kidney-nourishing soup: 20g of fructus alpiniae oxyphyllae, 20g of radix morindae officinalis, 30g of fructus lycii, 10g of cortex cinnamomi, 40g of radix astragali seu hedysari, 40g of black fungus, 20g of pericarpium citri reticulatae, and 15g of dried longan pulp. All compositions provided by the invention are homologous in medicine and food and safe to eat; a traditional Chinese medicine principle: to act according to circumstances is applied to remedy the defects of body fluid loss and detoxifying impediment during processes of a meridian vessel detoxifying method and a yang-restoring consciousness-restoring nine-needle method, so that the curative effect of cupping therapy is improved.