1. Dairy products: such as milk and yogurt are rich in protein, which is also a good source of calcium. Yogurt can also promote digestion.
2. Nuts: such as walnuts, pine nuts and pistachios are rich in protein, polyunsaturated fatty acids, vitamin E and minerals. It should be noted that nuts are high in calories and can be eaten in moderation.
3, soy products: such as dried tofu, soy milk and so on. It is also a healthy snack choice, rich in plant protein and dietary fiber.
Whole grains: Whole wheat bread, oatmeal and graham crackers are rich in fiber and complex carbohydrates, which help to provide lasting energy and promote digestion and health.