Nuts are the seeds of woody plants with hard shells, including walnuts, badami and the like. Nuts can be categorized into tree nuts and seeds. Tree nuts include almonds, walnuts, cashews, pine nuts, chestnuts, white nuts, macadamia nuts; seeds include peanuts, sunflower seeds, pumpkin seeds and so on. Nuts are the best part of plants with comprehensive nutrition, rich in plant protein, phospholipids, oils, various vitamins and minerals. Take walnuts as an example, the fat and protein in walnuts are good nutrients for the brain; every 100 grams of fresh walnuts contain 336 kcal, of which 12.8 grams of protein, 29.9 grams of fat, 6.1 grams of carbohydrates, 4.3 grams of insoluble dietary fiber, vitamin E41.17 milligrams, niacin 1.4 milligrams. Moderate consumption of nuts can help promote the growth and development of adolescents and enhance physical fitness; it also contributes to the health of adults, with a daily intake of 10-15 grams of nuts. Avoid eating nuts if you are allergic to nuts.