1. diuresis and dehumidification. The flesh of winter melon has the function of diuresis and dehumidification, and the skin of winter melon also has the same effect. For people with kidney disease and obvious edema, drinking fresh boiled water of winter melon skin every day has the effect of reducing swelling.

2. Relieve itching. Patients with skin diseases with urticaria may wish to boil water with fresh winter melon skin every day, which can obviously alleviate the itching caused by urticaria.