Methylene blue is popular on TikTok. What's behind the claims? : NPR

Technology

Methylene Blue Is Popular On Tiktok. What's Behind The Claims? : Npr

By NPR

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 as a textile dye. Since then it's been prescribed ...Read more

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