The baby’s mouth odor, that is, oral odor, can be seen in several cases: 1, the baby if there is indigestion, usually prone to nausea, vomiting, stool state is not good, especially the stool is dry, was dry state, easy to oral odor, this time the appropriate adjustment of the diet, with the probiotic and other digestive drugs can be adjusted. 2, the mouth if there are ulcers, herpes and other conditions, the local bacterial growth of the corrupted Odor, will make the oral odor thicker, then need to treat the primary stomatitis, such as giving local care of the mouth, if necessary, the use of antibiotics anti-infective treatment. 3, if the baby has a cold with obvious nasal congestion, runny nose (sticky yellow snot), you can release the odor through the oral cavity, local care of the nose, or if necessary, oral relief of nasal mucus medication. 4, some of the larger babies may have Dental caries exist, caries local bacterial decay of the odor leads to the mouth will also stink, then need to ask the stomatologist on the baby’s teeth for appropriate treatment.