'Miswak' sticks are popular in the Middle East/Northern Africa.
Raw mastic gum seems to be gaining popularity in the US.
Neither is popular for the explicit purpose of cognitive enhancement, though.
Raw mastic gum seems to be gaining popularity in the US.
Neither is popular for the explicit purpose of cognitive enhancement, though.
that is for cleaning the teeth, and I read somewhere that there is some evident that it is somewhat effective in reducing tooth decay.
https://en.m.wikipedia.org/wiki/Miswak
in India there was or is a toothpaste brand called Meswak, which includes miswak as an ingredient.
nice wordplay in your username :)
evidence, voice typing error.