Mouth ulcers can take oral transfer factor to improve immunity, or eat more vegetables and fruits to supplement vitamins. Mouth ulcers are a disease of the oral mucosa with multiple occurrences of redness, swelling and pain in the mucosal area. Oral ulcers need to be improved according to the cause. The common factor for mouth ulcers is lowered immunity. When there is a cold or fever, the body’s immunity decreases, which can easily induce mouth ulcers. You can take oral transfer factor to improve immunity. You can choose from apples, oranges, pears, kiwis, saints, grapes and strawberries, and vegetables such as carrots, cabbage, spinach or celery, as well as trace elements such as iron, including iron-containing drugs, or dates. When mouth ulcers attack, there will be significant pain, you can local cautery, apply painkillers. You can eat a light diet without cinnamon or spicy stimulating foods. You can eat more foods containing zinc to promote the healing process of the wound. For example, oysters or animal offal. So eat more fruits such as apples, pears and oranges for mouth ulcers and vegetables such as cabbage and carrots. You can also take the oral medication transfer factor.