Other studies of mild to moderate Alzheimer's patients showed no improvement with Methylene blue, https://www.alzforum.org/news/conference-coverage/first-phase

Other studies of mild to moderate Alzheimer's patients showed no improvement with Methylene blue, https://www.alzforum.org/news/conference-coverage/first-phase-3-trial-tau-drug-lmtm-did-not-work-period https://www.alzforum.org/news/conference-coverage/first-phas... Also I'd generally be more skeptical as the green urine it produces could be a strong placebo enhancer that is hard to control against.