10 Of The Most Dangerous Ingredients In Your Toothpaste


Seaweed is stretchy and quite slimy, though some people do enjoying putting it in their mouths. Without the substance, toothpaste would simply fall apart as it left the pure-white tube it is held in. Thankfully, seaweed is not directly toxic, though large amounts could make you sick.

Peppermint Oil

Peppermint Oil is used to ensure the toothpaste has a minty taste and freshens the breath. While it does help in those cases, peppermint oil has been known to slow the human pulse, cause heartburn, and even muscle tremors.