Toothpaste for repairing cavities is not real, there is no toothpaste that can repair cavities, repairing cavities should go to a regular hospital. General toothpaste can only play a role in cleaning the teeth, protect the teeth, even if the effect of toothpaste, only to improve the breath, the role of preventing dental caries, and there is no effect of repairing cavities. Cavities are formed because the hard tissues of the teeth have been damaged, and as long as the teeth are destroyed, they can only be repaired by fillings. If there is a cavity, you should go to a regular hospital for repair, and you can choose to use resin material or glass ionomer material for repair, so that the cavity can be restored to a complete state. After the filling, try to avoid eating hard or sticky food for a short period of time, so as not to cause the filling material to fall out.