Recent research from France finds that Ancient Egyptians used heavy metal-based makeup around their eyes for more than just Cleopatra-like beauty. The lead content was low enough to not harm the eyes or skin yet strong enough to kill any harmful bacteria. While we aren’t recommending this form of smokey eyeliner…it is pretty interesting that they recognized this anti-bacterial property and used it in the perfect concentration. How resourceful!
Here are 2 great articles explaining this discovery: