A solution of methylene blue in an erlenmeyer flask. The trending dye was invented by German chemist Heinrich Caro in 1876. Photograph by asikkk, Getty Images If you’ve spotted someone recently with a ...

It seems as if every single day, there’s some new miracle ingredient guaranteeing flawless, glass skin. Whether topical or an ingredient to boost your smoothie, there’s an endless amount of skincare ...

Methylene blue is one of the oldest organic dyes. It was first prepared in 1876 by H. Caro—BASF’s research director at the time—for use as a cotton dye. In 1880, microbiologist R. Koch established it ...

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 ...

Last week, a short video of Robert F. Kennedy Jr., a well-known American politician and health advocate, caused a frenzy online. In the clip, taken during a flight, he is seen using a pipette to add ...