Table 4.

Characteristics of CPP-ACP containing toothpastes excluded studies.

Number	Study	Reason
1	Gandolfi et al. [62]	In vitro investigation investigating the effect of CPP-ACP on dentine tubule occlusion
2	Ranjitkar et al. [63]	In vitro investigation investigating the effect of CPP-ACP on dentine tubule occlusion