Dihexa for Coeliac & Gluten Brain Fog The Yelland 2017 gluten-induced cognitive impairment review, the Lichtwark 2014 mucosal-healing cognition data, the Addolorato 2004 SPECT finding of reversible cerebral hypoperfusion in 73% of untreated coeliac patients, the Sheffield gluten-neurology / transglutaminase-6 tradition (Hadjivassiliou), NICE NG20, the malabsorption drivers, and Coeliac UKs ~1 in 100 / ~500,000-undiagnosed figures
However, research has not confirmed they are safe or effective for this purpose
Common lab protocols involve reconstitution in bacteriostatic water and subcutaneous injection in animal models using calibrated syringes to achieve precise dosing
Cost: products/vials typically run $199$599 , depending on size and concentration
Dihexa is a research-stage, investigational peptide, so it is discussed for general interest rather than as a treatment for any cognitive condition