Babies usually grow teeth around 6~8 months, but there may be individual differences, such as 13 months and still no teeth is called delayed tooth eruption, you need to go to the dentist in time. In the process of growth and development of babies, the time of teething will be different for each baby, and there are individual differences. For babies born at full term, under normal development, the eruption of milk teeth usually occurs around 6 to 8 months. Normally it will not be more than 13 months. If your baby is still not teething after 13 months, you need to consider whether there is a delay in teething, and it is recommended that you seek timely medical attention to rule out the presence of combined developmental delays. It should be noted that the order of teething may vary from baby to baby, and vitamin D supplementation as prescribed by the doctor is more conducive to the growth and development of teeth. When babies start teething, some of them may have some uncomfortable manifestations. For example, biting things, attracting fingers and so on. You can properly pacify the baby, and prepare some safer, suitable for gnawing toys, such as teething sticks, teethers and so on. During the period of teething, you should pay extra attention to strengthen the oral care for your baby, and if any abnormalities occur, it is recommended that you seek medical attention in time.