What's behind the wellness claims for the synthetic dye methylene blue?
Dec 15, 2025
Taking drops of a medical dye is trending in wellness and biohacking circles. Some influencers claim it boosts longevity and brain health. Scientists say the hype has gotten ahead of the research.
https://www.npr.org/2025/12/15/nx-s1-5634680/methylene-blue-supplement-safety
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