Wax gourd and lotus seeds have the effects of invigorating spleen, eliminating dampness, clearing heat and diuresis, and can be used for diet therapy, treating dampness and relieving pain. The practice is: take 300 grams of melon peel, 200 grams of lotus seed peel, and appropriate amount of seasoning. Soak lotus seeds until soft, and cook them with wax gourd into soup. Add seasoning when it is cooked. Daily 1 dose for 1 week.