Deposits ACP (Amorphous Calcium Phosphate) ACP stimulates remineralization of tooth enamel; ACP prevents the loss of enamel. Desensitizes Dentin: Desensitizes by depositing ACP and fluoride into the tubules; ACP crystallizes and forms apatite - tooth-like mineral. Provides 3x more available fluoride to all tooth surfaces. Delivers 2x more fluoride uptake into the enamel.