In a video that went viral, Robert F. Kennedy Jr was seen on a plane dropping a cobalt blue liquid into his drink. People quickly started to assume it was methylene blue, a substance that in some corners is being heralded for apparent anti-ageing properties. Norman and Tegan look at the research that has been done so far … and some of the risks of dosing yourself with unproven medications. References: Efficacy and safety of methylene blue in the treatment of malaria: a systematic review Methylene blue as antidote for cyanide poisoning - JAMA Cellular and Molecular Actions of Methylene Blue in the Nervous System Methylene Blue: The Little-Known Disinfectant The Potentials of Methylene Blue as an Anti-Aging Drug - PMC Is methylene blue really a brain booster? A pharmacologist explains the science From Mitochondrial Function to Neuroprotection—an Emerging Role for Methylene Blue | Molecular Neurobiology Anti-Aging Potentials of Methylene Blue for Human Skin Longevity | Scientific Reports What to know about methylene blue - Harvard Health  Toxicology and carcinogenesis studies of methylene blue trihydrate (Cas No. 7220-79-3) in F344/N rats and B6C3F1 mice Chromoendoscopy with methylene blue and associated DNA damage in Barrett's oesophagus - The Lancet Generation of oxidant stress in cultured endothelial cells by methylene blue: protective effects of glucose and ascorbic acid - ScienceDirect The photodynamic and direct actions of methylene blue on mitochondrial energy metabolism: A balance of the useful and harmful effects of this photosensitizer If you enjoyed this episode, check these out! How worried should you be about microplastics? Is NAD+ a miracle anti-ageing supplement?