Children supplement zinc and calcium to eat the following kinds: 1, supplement zinc can eat licorice zinc granules. 2, calcium supplement can eat calcium carbonate granules. These drugs for trace element deficiencies, zinc deficiencies, calcium deficiencies have a very good supplementation effect, the efficacy is also more stable, side effects are smaller, faster absorption. Zinc supplementation can promote appetite and improve the sense of taste, and zinc can help digestion and absorption and participate in enzyme metabolism. Growth and development period if calcium deficiency is easy to cause rickets, should be timely supplementation of calcium, and at the same time add vitamin AD to promote calcium absorption, to prevent rickets and complications, pay attention to nutritional balance.