Edible Clay (bentonite)
There are many types of edible clay in the world, however, Bentonite is the most popular. It is made of aged volcanic ash. Bentonite clay was first found near Ft. Benton, Montana, in the 19th century.
It may be drunk, or eaten. Bentonite can also be used cosmetically as a face mask.
Also known as: طين البنتونيت