I can think of many uses for everyday charcoal. From art to making myself a burger on the grill, it is definitely useful.
However, when i first saw that Korea had Charcoal Toothpaste, i was a little taken a back.
I guess someone figured if it is good enough to filter your water then it is good enough to clean your teeth.
Japan has had charcoal toothpaste since 2003 when Kobayashi Pharmaceuticals released Sumigaki.
Shortly followed by charcoal cotton swab…