Sensodyne Clinical Repair Active White Toothpaste 75ml starts to repair sensitive teeth in 2 minutes for clinically proven sensitivity relief in 14 days. Powered by 5% NovaMin a technology originally developed for bone regeneration which regenerates the vital layer of protection that sensitive teeth have lost. Contains extra-fine Perlite and Silica for 35% better whitening action*. With a rich foam and a refreshing blend of peppermint & spearmint.*vs Sensodyne Repair & Protect Mint.