The purpose of the tooth powder was not only to clean the teeth, but to give fresh breath. The succulent strawberry (still available today) was considered to be a "natural" solution for preventing tartar and giving fresh breath(Stone 2001).
History
Back in the Days of Buddha
The activity of keeping the mouth clean dates all the way back to the religious figure Buddha. It has been recorded that he would use a "tooth stick" from the God Sakka as part of his personal hygiene regimen. (Merrill 2006)
The 18th Century
The earliest record of an actual toothpaste was in 1780 and included scrubbing the teeth ...