The world’s oldest recipe for toothpaste

The world’s oldest recipe for #toothpaste was formulated in #Egypt in 400AD - The formula included mint, salt, grains of pepper and dried Iris flower.

#Dental Researchers have only recently discovered the beneficial properties of Iris - found to be an effective agent against #gum disease. Hence this ancient toothpaste is described as having been - ‘ahead of its time’

When the first commercially prepared toothpaste was introduced much later, most people relied upon a mixture of soap and salty water - a far less effective concoction.