2. Eggplant contains protein, vitamin A, vitamin B, vitamin C, vitamin P, fat, sugar and minerals. Cold in nature and sweet in taste, it enters the spleen, stomach and large intestine meridians, and has the effects of promoting blood circulation, removing blood stasis, clearing away heat and swelling, moistening the intestines and relaxing bowels. Bitter gourd is cold in nature and bitter in taste. It enters the heart, lungs and stomach, and has the functions of clearing away heat and relieving summer heat, quenching thirst, lowering blood pressure, reducing blood fat, caring skin and promoting metabolism. Eating together can delay aging, invigorate qi and strengthen yang, clear heart and improve eyesight, and protect cardiovascular system.