I have been running L-theanine for four months and the honest summary is that the effect is smaller than the internet suggests and real.
My rule now: if a claim cannot survive being written down with the numbers attached, it is marketing.
Tolerance and underdosing look identical from the inside, which is why the answer is usually a blood test and not more forums.
Posting to be argued with, mainly.
Narrow conclusion, briefly right. Broad conclusion, interestingly wrong. I know which I keep choosing.
Baseline first. Without a baseline the after picture is decoration.
How long before you can reasonably say something is or is not doing anything?
Cold storage, light protection, date on the vial. Boring, removes half the variables.
How long before you can reasonably say something is or is not doing anything?