Jason Powersmile Whitening Toothpaste Fluoride Free 120g. Perk up your smile with a brightening blend of gentle whiteners: Bamboo Powder, Calcium Carbonate and Baking Soda.. Infused with Grapefruit Seed and Perilla Seed Extracts to help fight damaging sugar acids, our botanical paste gives your smile a stain-free sparkle—with a dash of Peppermint Oil for fully fresh breath.