Put Claims About Methylene Blue in Perspective

January 2026

You’ll hear methylene blue supplements touted to improve cognition, boost athletic performance, slow aging, and more.

As an Rx injectable, methylene blue is used in acute care as a surgical dye and to treat methemoglobinemia, vasoplegia, etc.

Now oral versions of this synthetic blue dye are trending as a “mitochondrial booster”...to improve cellular health.

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