I do not believe that anything is added to help tooth decay. Fluorides are added to fight (not help!) tooth decay.
Fluoride
Fluoride
florine
Flourine is the element.It is added as flouride ions.
fluorine
Fluoride
Fluoride
The element that is used to fight tooth decay in toothpaste is fluoride. There are debates as to how safe and effective this element is when added to toothpaste or water.
Fluoride.
florine
Fluoride is the additive.
Fluoride helps prevent tooth decay