Glycerin, Water/Aqua, Phthalimidoperoxycaprioc acid (PAP), Ammonium Acryloyldimetyltaurate/VP Copolymer, PVP, Sodium Phosphate, Potassium Citrate, Disodium Phosphate, Hydroxyapatite, Sodium Saccharin, Mentha Piperita (Peppermint) Oil, Sodium Gluconate, Potassium Hydroxide, Monosodium Citrate, t-Butyl Alcohol, PVM/MA Copolymer, Xanthan Gum, C12-15 Pareth-3, Titanium Dioxide (CI 77891), Mica (CI 77019), Tin Oxide (CI 77861).

Before first use, prime pen by clicking the button until formula starts to reach the tip. Simply dry teeth thoroughly, then smile and brush a thin layer of gel onto teeth. Wait 30 seconds before closing mouth and avoid eating or drinking for 10-30 minutes after application. The PAP+ Pen can be used as often as needed.