Add Yahoo as a preferred source to see more of our stories on Google. A solution of methylene blue in an erlenmeyer flask. The trending dye was invented by German chemist Heinrich Caro in 1876.

New York Post may be compensated and/or receive an affiliate commission if you click or buy through our links. Featured pricing is subject to change. The mysterious smurf-blue supplement that is ...

Add Yahoo as a preferred source to see more of our stories on Google. This vibrantly colored chemical was originally created for use as a fabric dye. Kittisak Kaewchalun via iStock/Getty Images Plus ...

Medically reviewed by Patricia Mikula, PharmD Key Takeaways Methylene blue is FDA-approved only for treating ...

From cognitive enhancement to mood support and increased energy levels, methylene blue has gained popularity for its potential physiological benefits. Originally developed as a dye, methylene blue has ...

The internet is abuzz with tributes to a liquid chemical called methylene blue that is being sold as a health supplement. Over the past five or 10 years, methylene blue has come to be touted online as ...

A video of Robert F. Kennedy Jr. (RFK Jr.) dropping blue liquid into a glass of water while on a flight went viral across social media. Featured Video The footage, posted to platforms such as X and ...

The internet is abuzz with tributes to a liquid chemical called methylene blue that is being sold as a health supplement. Over the past five or 10 years, methylene blue has come to be touted online as ...

Born as a coal-tar dye, reborn as a “magic bullet,” methylene blue has taken an improbable journey from textile vats to today ...

Tongue trend: Influencers including Renee Belz (main) and Luba Cohen (inset) have been hawking the benefits of the anti-fungal dye methylene blue. Instagram Doctors are slamming fitness influencers ...