Pumpkin is rich in nutrition, and its fruit contains sugars (including starch, glucose, pectin, fructose, pentosan, mannitol, other dietary fibers, etc.). ), vitamins, protein, various amino acids and fats. Among the three thermogenic nutrients, pumpkin is a good low-fat food, which is mainly carbohydrate and low in fat. Pumpkin is rich in inorganic salts and trace elements, which plays an extremely important role in maintaining human health. Pumpkin is also rich in potassium, calcium and magnesium, but low in sodium, and rich in trace elements such as selenium, iron and zinc. Pumpkin, as a food with high calcium, high zinc, high iron and low sodium, is especially suitable for middle-aged and elderly people and patients with hypertension, which is beneficial to the prevention of osteoporosis and hypertension. The amino acid analysis of pumpkin powder by Huo et al. showed that pumpkin contains 17 amino acids needed by human body, among which lysine, leucine, isoleucine, phenylalanine, threonine and other essential amino acids are high. Its carotene content is 8 ~ 20 times that of watermelon, which is a high-quality source of vitamin A. In addition, pumpkin also contains functional components such as trigonelline, cucurbitacine, soluble fiber and mannitol.