Uncategorized 10 Natural Remedies For Teeth Cavity 4 weeks agoAdd Commentby admin Page 1 of 10 Prev Next Saltwater Rinse:Ingredients: Warm water, saltInstructions: Dissolve a teaspoon of salt in a cup of warm water. Gargle and swish the solution in your mouth for 30 seconds, then spit it out. Do this several times a day to help reduce bacteria.