The young and old ripe squash of pumpkin are edible, and its nutrition is very rich, the young squash is rich in vitamin C, and the old ripe squash is rich in carotene, sugar and starch. It has been determined that each 100 grams of fresh fruit containing 81.9 to 93.7 grams of water (old ripe melon low, young melon high), carbohydrate 1.3 to 15.5 grams. Old ripe melon contains such a high sugar and starch, so that its available energy tops the melon vegetables, so it can be used instead of food. Containing 0.7 to 0.9 grams of protein, carotene 0.57 to 2.4 mg, potassium 181 mg, 40 mg of phosphorus (old ripe melon than young melon 2 times higher). It also contains citrulline, arginine, aspartic acid, fenugreek alkaloids, adenine, mannitol, pectin and enzymes, soluble fiber, lutein, magnesium, zinc, silicon and other trace elements. Recent nutritional and medical research has shown that eating more pumpkin can improve the body's immune system, hypertension, diabetes, liver lesions, etc. have a good auxiliary prevention effect.