More than 4 months old baby can eat teething cookies, but the specific time can not be clear, should be specific problem specific analysis, not a generalization. In general, the baby after birth 4-6 months teeth eruption, teething period can appear itchy gums want to bite something, manifested as restlessness, crying, drooling, fever and other symptoms, mainly pre-eruption of the milk teeth pressing the gingival nerves caused by abnormal sensations, the use of teething cookies can alleviate these symptoms in order to promote the eruption of teeth. In addition, eating teething cookies can make babies feel pleasant oral stimulation, which is conducive to eating solid food and smooth transition from dairy food to independent eating in the future, and improve babies’ eating skills. However, if your baby’s teeth erupt later, the timing of eating teething cookies varies from person to person. When babies are eating teething cookies, parents need to pay attention to let babies drink more water and pay attention to the care, so as to avoid babies choking on cookies and choking.