Zinc supplementation for babies over 1 year old should be done in two ways: first, food supplementation; second, drug supplementation. Meat is rich in zinc, you can eat pork, beef, lamb, etc., which are rich in protein and high in zinc, fish are also rich in zinc, such as eel, mackerel, scallops, etc., eggs, milk, shrimp, nori and other foods are also rich in zinc. Zinc can also be supplemented by medication. You can take zinc orally between meals, such as zinc gluconate oral solution, which can be taken orally between meals, that is, about 2 hours after a meal, for the most effective absorption of zinc elements.