Methylene Blue: From Textile Dye to Brain Booster
First synthesized as a dye in the 19th century, methylene blue later became medicine. Today it’s drawing interest for potential cognitive and mitochondrial benefits—while remaining a clinical tool for methemoglobinemia and surgical staining. Powerful chemistry, yes—but not a casual supplement. What It Is (and Why It’s Unique) Methylene blue is a redox-active molecule. At very