New look! Previously called CTx4 Gel 1100.

CTx4 Gel 1100 is a low abrasion tooth gel that combines the proven anti-caries benefits of neutral sodium fluoride with bio-available nano hydroxyapatite crystallites, xylitol, and CariFree's unique pH+ technology.

CariFree CTx4 Gel 1100 helps with:

• Anticavity
• pH Neutralization
• Reversing bacterial selection pressure
• Neutralizing decay causing acids
• Fluoride for remineralization
• Nano-hydroxyapatite for remineralization

Contains one 2.4 oz tube. Approved size for airline travel! Approximately one month of use (when used twice daily).