Problem analysis: Babies can often take multivitamin tablets and calcium tablets, which can supplement vitamins and trace elements. They are suitable for malnutrition, weight loss, anemia, calcium deficiency, etc., so they need Taken appropriately. Suggestions: If you are healthy, you can take it appropriately. For calcium, it is generally better to drink it during the day, but not at night. Drinking it at night for a long time can easily cause kidney stones in the human body, so you need to pay attention.