The study comes at a time when the number of people getting tattooed has significantly increased across the globe.

"The ink contains proprietary combinations, but traces of black carbon soot and iron ... "I definitely feel like we should have Indian companies make tattoo inks because they would understand ...

State health minister Dinesh Gundu Rao said, "There is no law to regulate the quantity of ink ... as per Bureau of Indian Standards to ensure this is brought under law." Tattoo inks in India ...