The white one. When the melon is ripe, there is a layer of white powder on the surface, just like the frost in winter, which is the same reason. Winter melon is also called white melon.

Because wax gourd contains more Vc, high potassium and low sodium salt, it is most suitable for patients with hypertension, nephropathy and edema who need low sodium food. Tao Jinghong, a medical scientist in the Southern Dynasties, said that wax gourd "detoxifies, quenches thirst, stops annoyance, and is taken with raw juice". The diabetes mentioned is diabetes. 20 cases of pregnancy-induced hypertension syndrome were treated with fresh winter melon peel decoction instead of tea, and satisfactory results were obtained. The pulp juice of wax gourd and the decoction of wax gourd seeds are effective in treating diabetes and thirst.