Generally speaking, dental crowns can be done after the age of 18, as this is when the tooth has almost completed its development and is more suitable for the procedure. 1. Dental crowns are used to treat damaged teeth, not only to improve the abnormal shape of the tooth, but also to alleviate problems such as tooth breakage, which mainly includes two different types of all-ceramic crowns as well as porcelain crowns. 2. Generally speaking, it is best for patients to start dental crown surgery after the age of 18, because before the age of 18, all tissues and organs of the body are in a state of development, including the teeth. If crown surgery is performed too early, then it may have an impact on the development of the dental tissues. 3. In contrast, after the age of 18, the development of the teeth is almost complete. During the use of dental crowns, patients should strictly follow the doctor’s arrangements, and pay attention to the protection of teeth, timely brushing, and try to avoid eating spicy, cold food, so as not to cause unnecessary damage to the teeth.