As influencers tout methylene blue as a cognitive enhancer and anti-aging solution, experts caution about its serious risks ...

Aqueous solutions of methylene blue or fuchsin have little or no bactericidal action, even in dilutions as low as 1-200 and 1-500. 2. Aqueous solutions of gentian violet have a marked disinfectant ...

"Methylene blue is often sold at pet stores, as it is a treatment for tropical fish diseases. Now, the interesting thing about methylene blue is that, if ingested, it can temporarily change a person's ...