Other than the Additional Tip: "use the toothpaste with Fluoride" (which I don't believe in. too much controversy about the type of Fluoride being used in tooth products), I find lots of solutions in this post for supporting healing cavities naturally.
Natural baby teething oil: Mix 1 drop of clove essential oil into 1 tbsp of oil, mix it well and take a q-tip dipped in your oil and rub it on baby’s gums. Repeat as needed to numb the gums and provide relief
2 Essential Oils That Keep Gums And Teeth Healthy-Did you know that before dentists, people were using essential oils? These 2 Essential Oils That Keep Gums And Teeth Healthy are very effective. Taking care of our teeth is extremely important.
How To Use Cloves For Toothache Relief Instantly
Cloves For Toothache - What Research Says About Clove Oil