Melons are nuts. Nuts are generally divided into two categories. One is tree nuts, including almonds, cashews, hazelnuts, walnuts, pine nuts, chestnuts, ginkgo (ginkgo), pistachios and macadamia nuts. The second is seeds, including peanuts, sunflower seeds, pumpkin seeds and watermelon seeds. Nuts contain more protein, fat, vitamin E, calcium and so on. It is beneficial to the human body and can supplement the nutrition needed by the brain.