Key Ingredients - Hydrogen Peroxide Whitens and protects with powerful properties. Hydroxyapatite This clinically proven helps combat sensitivity by remineralizing and repairing tooth Pentasodium Triphosphate Gently removes plaque build-up for cleaner, healthier teeth. Glycerin A natural moisturizer that rehydrates your teeth during the whitening process to protect your enamel. Peppermint & Lavender For natural fresh breath and hydrating your gums.