What nutrients should be supplemented for a child with mouth ulcers?

Children's mouth ulcers may be caused by various factors, which might include deficiencies in vitamins or trace elements. Specifically, children with mouth ulcers might need to supplement: 1. **Vitamins**: Particularly the B-complex vitamins (such as B1, B2, B6, and B12) and vitamin C, which play important roles in promoting wound healing and maintaining the health of oral mucosa. These can be obtained through foods such as lean meat, animal liver, egg yolks, oranges, tomatoes, and kiwifruit. 2. **Trace Elements**: Such as zinc, calcium, and iron, which are also crucial for maintaining immune function and oral mucosal health. Picky eating habits or insufficient intake of fruits and vegetables in children may lead to deficiencies in these elements. It is recommended to consume more foods rich in these nutrients, such as nuts, oranges, carrots, and spinach. While supplementing these nutrients, it is also important to maintain good oral hygiene for the child, avoid irritating foods, ensure regular作息 habits, and seek timely medical treatment to help alleviate symptoms of mouth ulcers.