Just Ingredients Cool Mint remineralizing tooth powder strengthens teeth with every use. Formulated with Living Well and Dr. Michelle Jorgensen, this tooth powder features hydroxyapatite, a naturally occurring mineral. It remineralizes your teeth, reduces sensitivity, and battles gum disease using essential oils. Xylitol eliminates bad oral bacteria while preserving the beneficial kind, resulting in fresher breath. Safe for children over two years old who can spit out toothpaste, a single jar lasts approximately two months with twice-daily use.