Here's a new study released by JAMA on the supplement industry standards etc.

[Slartibartfast]

Nothing new here really, as usual what's on the label is often not, or something else.....
There's been these types of studies before, but this one focuses on some popular new compounds, and while it is a US study, I'm not sure we have reason to believe any homegrown supplements would fare much better:

It doesn't appear that I can attach a .pdf, so here's the link: Presence and Quantity of Botanical Ingredients With Purported Performance-Enhancing Properties in Sports Supplements

Cheers,
S.

 

[Palmer1991]

More of a reason I don't fuck around with stims or even just pre workouts in general....

I do remember 1,4-dimethylamylamine though. When it was banned by buddy who owned a nutrition store gave some to me
That shit was crazy, compared to how strong I was hours before taking it, I had like super human strength.

 

[largeforlife]

Nothing new here really, as usual what's on the label is often not, or something else.....
There's been these types of studies before, but this one focuses on some popular new compounds, and while it is a US study, I'm not sure we have reason to believe any homegrown supplements would fare much better:

It doesn't appear that I can attach a .pdf, so here's the link: Presence and Quantity of Botanical Ingredients With Purported Performance-Enhancing Properties in Sports Supplements

Cheers,
S.

makes you wonder