Caffeine source
Yerba Mate
Research dose
There's no research dose we grade Yerba Mate against, so it's shown on product pages as “not graded”. It contains caffeine: when a label lists Yerba Mate without saying how much caffeine it adds, we flag it as unlisted caffeine and never guess the amount.
In the pre-workouts we've checked
| Product | Per scoop | Verdict |
|---|---|---|
| Insane Labz Psychotic SAW | In a blend | Unlisted caffeine |