Cucumber is sweet and cool, and has the effects of clearing heat, promoting diuresis and detoxifying. It has a unique effect on diuresis due to chest heat, and also has obvious effects on dehumidification, intestine moistening and analgesia. Propylene diacid can inhibit the conversion of carbohydrates into fat, so it is beneficial to obese people and patients with hypertension and hyperlipidemia. Cucurbitacin C can fight cancer, and cucumber juice has a cosmetic effect.