as an oral dietary supplement under DSHEAno FDA pre-market approval required for products using the grandfathered ingredient
Forms of Administration | Capsules vs
Stricker BH, Biriell C
The full mass scan was acquired from m/z 350 to 1550 with resolution 120,000 at a target of 2e5 ions, and the MS/MS spectra were obtained in a data dependent acquisition in the top speed mode with higher-energy collision dissociation (target 5e4 ions, max ion injection time 100 ms, isolation window 1.6 m/z , normalized collision energy 25%)
And apart from its transparency about test results (which are current), it has a couple of other qualities that contribute to its being a highly effective berberine supplement: It comes in 500mg capsules, so you can easily adjust your dosage from the low end to the high end of the 500-1,500mg range used in successful research
Anti-Doping Agency, said in an email to The Markup