Calcium is an indispensable mineral for the human body, with the function of maintaining the body’s vital activities, participating in bone growth and development and metabolism, and promoting the nutrient exchange between capillaries and surrounding tissues. Foods with high calcium content mainly include soybean products, dairy products, etc. Although fruits contain certain calcium, but the absorption rate is low, it is not recommended to supplement calcium by eating fruits: 1, beans and their soybean products: soybeans and their products, such as water tofu, soy milk, tofu brain, soybean skin, tofu, etc. rich in calcium; 2, dairy products: milk, yogurt and cheese, milk tablets and other dairy products contain high calcium elements and protein content; 3, meat and eggs Chicken, duck, beef, lamb, pork, fish, eggs, goose eggs, quail eggs, etc. contain certain calcium; 4, cereals and nuts: such as oats, wheat, millet, black rice, barley, sesame, sunflower seeds, walnuts, peanuts, almonds, hazelnuts and other plant seeds, also contain calcium, can help the body to replenish calcium; 5, mushrooms: mushrooms, shiitake mushrooms, black fungus and other mushrooms contain calcium and vitamins. High nutritional value; 6, seafood: fish, shrimp, shellfish, crab, loach, sea cucumber, seaweed, nori and other seafood, as well as shrimp skin, dried fish, etc. are also rich in calcium. When food intake is not enough to supplement the basic requirements of calcium, calcium supplements should be taken appropriately under the guidance of a doctor.