Also worth noting…
“Thiamine in its fat-soluble form (benfotiamine) is literally curing Alzheimer’s disease as evidenced in brain scans.”
https://pubmed.ncbi.nlm.nih.gov/27696179/
life extension has it. i use them for some stuff
https://www.lifeextension.com/search#q=benfotiamine&t=coveo4A2453FD
I did see where it could raise blood pressure but didnt click on the info so need to go back and loo