World - Results from #3857

Thu Mar 28

what did people use before toothpaste was invented?

Written by: Arosha Weerakoon, Senior Lecturer and General Dentist, School of Dentistry, The University of Queensland

How does toothpaste work? What did people use before toothpaste was invented? – Amelia, age 7, Meanjin (Brisbane)

Thanks for your great questions, Amelia.

I’m a dentist, so I know a bit about how toothpaste works and what we used before it was invented.