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 ...

A long-used medical dye may help protect hair follicle stem cells from stress, support scalp health, and work alongside hair growth treatments.

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 ...

Wellness enthusiasts seeking to hack their way to health and longevity have a new favorite remedy — one that stains their tongues blue. Methylene blue has been around since the 1870s when it was used ...

Methylene blue is both a dye and an FDA-approved medication. Described as the first fully synthetic drug used in medicine, methylene blue was initially synthesized by a German chemist in 1876, and 15 ...

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 ...