1, children with bad breath should eat some vegetables such as celery and carrots, which are helpful to the secretion of saliva. A large amount of saliva secretion helps to clean the mouth, remove the residue left in the mouth and restore the cleanliness and health of the mouth. This is a vegetable, and it also contains a lot of nutrients, which is beneficial to children's growth.

2, bad breath may also be caused by hydrogen sulfide, and the substances in yogurt have a certain inhibitory effect on hydrogen sulfide, so children often drink yogurt to help eliminate bad breath, and yogurt also contains certain substances that have been breeding bacteria, which is also beneficial to health.

3, bad breath is mainly caused by the imbalance of digestive system, apple vinegar has a good effect on promoting digestion and absorption, and the substances in apple vinegar can also restore the balance of digestive system, which is conducive to eliminating bad breath caused by indigestion.

4. There are many kinds of fruits that promote digestion, such as grapefruit, kumquat, apple, etc. Eating these fruits regularly can not only supplement various nutrients, but also strengthen the spleen and stomach to remove bad breath, which is conducive to restoring children's breath freshness, and at the same time, it can effectively remove food residues in the mouth and promote digestion.

Dietary principles to prevent children's bad breath

1, to prevent children's bad breath, we should pay attention to diet, eat more light food, keep the stool unobstructed, and drink more water to eliminate food residues in the mouth.

2, the fiber contained in food is conducive to regulating the digestive system in the body, promoting digestion, and cleaning the mouth at the same time, so eat more vegetables and fruits rich in fiber.

3, some sweets have a great role in promoting bad breath, especially the oral residue caused by sweets is more likely to induce bad breath, so eat less or even not.