PERFORMANCELIMITED
Agmatine Sulfate
Popular pre-workout add-in. Human data for performance is thin.
EFFECTIVE DOSE
500–1000 mg pre-training in practice; no consensus effective dose
HOW IT WORKS
Arginine metabolite; theoretical NO-related pump effect.
WHAT THE EVIDENCE SUPPORTS
- Anecdotal pump; no strong human performance data
WHAT TO LOOK OUT FOR
- Sold on mechanism, not outcomes.
- Frequently underdosed in pre-workout blends.
SIDE EFFECTS
- GI upset
SOURCES
Reviewed 11/1/2025 · Brawn Supplement Reviewer
Educational content. Not medical advice. Talk to a licensed professional before starting any supplement, especially if you take medications or have a medical condition.