Share your thoughts, experiences and ideas which could help others.
Please, no commercial content and no spam.
Make sure you enter your email address correctly so we can let you know when it goes live after a short moderation process.
Thiamine HCL at 300-500mg has a very fast onset and is very noticable for me in terms of increased ability to focus and a more positive mood.
However about two hours or so later, the effects diminis...