* [[Raisins]] : A compound found in raisins – oleanolic acid – has been proven to prevent cavities and tooth decay by killing gum disease-causing bacteria and by strengthening teeth.
* [[Coconut]] oil halts tooth decay by attacking the bacteria that cause it.
* Theobromine (in chocolate) : Researchers found that teeth treated with theobromine lose about 10 percent less calcium than teeth treated with fluoride when exposed to acids.
== Warnings ==