Calcium is very important for the development of baby’s bones, and also plays a vital role in the development of teeth and cell metabolism. Babies’ stomach and intestines are not yet fully developed, and they have poor absorption of some compound-synthesized calcium supplements. Calcium supplements should be supplemented with special attention to the safety and adaptability of the products. In fact, for babies under 2 years old, mothers should give calcium supplements to their babies by eating too much calcium-rich foods. The 3 most calcium-rich foods. Milk, for babies, dairy is undoubtedly the best source of the calcium they need. Babies over 1 year old who are no longer breastfed can provide their babies with plenty of calcium as long as they keep drinking milk on a daily basis. Milk is one of the best sources of calcium for human beings, rich in active calcium and also contains vitamin D, which is ideal for babies. Special attention needs to be paid to the fact that too small babies can not drink milk, the lactase enzyme in the body of small babies is insufficient, drinking milk is easy to lactose intolerance, bloating, diarrhea and other phenomena. Drinking milk to supplement calcium fighting method is to drink in the morning and evening, milk should be heated to drink, drink whole milk, do not eat with chocolate. Shrimp, rich in calcium, and tender meat, easy to digest, shrimp is also rich in vitamin D, can promote the effective absorption of calcium, scared calcium-phosphorus ratio and calcium-magnesium ratio is appropriate, which can promote calcium absorption. Small infants eat seafood and prone to allergic reactions, so should be in the baby larger when she ate shrimp. Tofu, scientifically proven that the nutrition of tofu can be comparable to milk, the main advantage of tofu is that it can provide a lot of calcium for the body. If the baby does not like to drink milk, then tofu is the best calcium food. Moreover, tofu is high in magnesium and calcium and low in acidity, which is very favorable to the growth of the baby’s bones. The texture of tofu is soft, very suitable for small babies to eat. Iron: blood replenishment and disease prevention Iron stone manufacturing hemoglobin components, if the baby’s body lacks iron, it will lead to iron deficiency anemia. Anemia will reduce the immunity of infants and children, so that babies are prone to disease, affecting normal growth and development. The most prominent manifestation of iron deficiency is anemia. There will also be inactivity, crying, inattention, memory loss, slow reaction, indigestion, poor appetite, diarrhea and so on. Prolonged iron deficiency will lead to slow physical development and intellectual development will also be affected. More seriously, the baby will also appear “omnivorous” phenomenon. Correct iron supplement: 6 months after gradually add egg yolks, vegetable puree, liver puree, meat puree, fish puree, tofu, etc., it is best to eat some rich in vitamin C and fruit acid food, such as oranges, mandarin oranges, tomatoes, cucumbers, etc., so as to improve the absorption rate of iron. Cooking with an iron pot can form soluble iron salts that are easy to be absorbed by the intestines. Myths of iron supplementation: egg yolks can supplement iron, the more you eat, the better. Excessive egg yolk will cause the protein it contains to inhibit the absorption of iron. Meat is not easy to digest and will affect the absorption of iron. Just pay attention to the cooking method. Spinach can replenish iron, give your baby more. Scientific research has proved that the iron in spinach is non-heme iron, and the oxalic acid in spinach will combine with iron and affect the baby’s absorption of iron. So it should not be eaten more. Two of the most iron-rich foods. Egg yolk: normal full-term babies should be supplemented with iron after 5 months. Egg yolks are easy to digest, and the iron and other nutrients they contain are easier for the body to absorb. Pork liver: animal food with the highest iron content is pork liver, while containing a large number of other nutrients, especially the high content of vitamins, in addition i, pork liver contains amino acids close to the human body, easy to be absorbed by the baby. Note that pig liver should be purchased fresh, and must be rinsed and cooked longer. Zinc: Enhances intelligence. Accelerate baby’s growth and development Promote baby’s intellectual development Improve baby’s immunity Enhance baby’s appetite 9 early warning signs of zinc deficiency in babies Often mouth ulcers, or tongue mucous membrane detachment similar to the map of the tongue appears on the tongue. Eating strange things, often biting nails, clothes, toys, etc., may also eat hair, paper, dirt, etc.. White spots on nails and barbs on fingers. Loss of vision. Hyperactivity and sweating, slow reaction time, poor concentration, poor learning ability. Slow wound healing when trauma occurs, prone to dermatitis, persistent eczema and other skin diseases. Decreased digestive function, baby loss of appetite, or even anorexia. Slower growth and development, height and weight are lower than babies of the same age. Low immune function, easy to get sick. The two foods richest in zinc Oysters Walnuts. Selenium: Maintain human health Benefits of selenium: Improve immunity, prevent diabetes, improve vision level, prevent babies from cardiovascular diseases. Two foods richest in selenium Enoki mushrooms Sesame seeds (need to be crushed) Potassium: regulates the acid-base balance of body fluids Foods richest in potassium: bananas Iodine: prevents thyroid disorders Foods richest in iodine: kelp. Vitamin A: Maintains healthy vision Benefits of Vitamin A: Promotes growth and development, improves immunity, maintains normal visual response, maintains structural integrity and soundness of epithelium. Symptoms of Vitamin A deficiency: Dry eyes, night blindness, dry, flaky skin, thin, brittle nails, poorly developed tooth enamel. Two of the most vitamin A-rich foods: carrots, squash, and cucumbers.