A man squirted a blue liquid into his drink on a plane, eight million people watched, and a 150-year-old chemical dye became the most talked-about supplement in America overnight. That was February 2025. The dye was methylene blue, and the internet hasn’t stopped buzzing since. So what is this stuff actually doing, why are biohackers …
Research use only. Nothing on this page is medical advice. Dihexa isn’t approved for human use. Dihexa is an unapproved research compound sold as capsules, powder and vials. No human trial exists, and the 2014 paper behind its “HGF/c-Met” mechanism was retracted in 2025. If you buy it for laboratory work, a seller’s certificate should …
Dihexa is a lab-made compound built from angiotensin IV. In rats and cell cultures it has driven new synapse growth and helped memory. No published human trial has tested dihexa itself, and the key paper behind its mechanism has been retracted. It is sold online as a “research chemical” and is not approved for any …