Research-grade preparations commonly report purity levels of 9599%, verified by analytical testing
Some of the most brilliant and prolific neuroscientists that I know who've had very long careers, Eric Kandel, Nobel Prize winner at Columbia, comes to mind for all his work on memory, used to swim a mile a day, and now I think swims half a mile a day
Lowry OH, Rosebrough NJ, Farr AL and Randall, R.J., J
In everyday practice, this most often means somewhere between 0.5 mg and 2.0 mg per week, though there is no consensus clinical definition and no randomized controlled trial has tested a true microdose as a primary endpoint (Cedars-Sinai, Hackensack Meridian Health, STAT News)
The phone support is superior, though