The first nutritional effect of eggplants is good for free radicals, oxidation resistance and anti-age resistance, as they contain abundant water sour, choline and polyalkalies, which are very visible for free radicals and antioxidation. The second nutritional function has a good effect on oedema, especially for kidney, heart, liver and urinal disorders, as well as a good effect in urine if the eggplant is properly eaten. The third nutritional function is the athermal detoxification, since the aroma is cold from the medium-medicine therapeutic point of view, so that the proper consumption of the eggplant can act as a detoxification in the case of thermal acne。