Last verified: 17 days ago
Agmatine Sulfate
Also known as: agmatine, decarboxylated arginine, 1-amino-4-guanidinobutane, AgmaSet
Evidence under review. — Not yet rated
Natural compound showing early promise for nerve pain relief. Limited clinical trials; most evidence is preliminary.
-
What it does
Agmatine sulfate is a naturally occurring compound made from the amino acid arginine. The most credible human evidence comes from small clinical trials suggesting it may reduce neuropathic pain —...
-
Evidence quality
Evidence base hasn't been formally rated yet. See research below.
-
Clinical dose
1.3-2.67 g daily based on clinical studies
What the Science Says
Agmatine sulfate is a naturally occurring compound made from the amino acid arginine. The most credible human evidence comes from small clinical trials suggesting it may reduce neuropathic pain — including pain from herniated discs and small fiber neuropathy — and improve quality of life in those conditions. A typical dose used in studies is 2.67 g per day, with improvements seen over 2–3 weeks. Very early research also hints at possible benefits for treatment-resistant OCD, but that evidence is extremely limited.
What It Doesn't Do
Not proven to build muscle or boost gym performance — that's a common marketing claim with zero clinical backing in the provided research. No evidence it works as a pre-workout pump enhancer. Not a proven treatment for OCD or mental health conditions. Don't expect it to replace prescribed pain medications without medical guidance.
Evidence-Based Benefits
Reduces pain and improves quality of life in people with lumbar disc-related nerve pain.
Weak EvidenceEffective at: 2.67 g/day for 14 days
Supporting studies (click to view on PubMed):
May reduce pain in people with painful small fiber neuropathy and autonomic dysfunction.
Weak EvidenceEffective at: 2.67 g/day
Supporting studies (click to view on PubMed):
Appears safe at doses up to 2.67 g/day for extended periods with no serious adverse effects reported.
Weak EvidenceEffective at: 2.67 g/day
Supporting studies (click to view on PubMed):
Absorption & Bioavailability
Moderate — animal studies show oral agmatine crosses the blood-brain barrier and accumulates in brain tissue. Human pharmacokinetic data is limited, but clinical trials using oral doses report measurable effects, suggesting reasonable absorption.
Red Flags to Watch For
- Most clinical trials are small, open-label, or lack robust placebo controls — results should be interpreted cautiously
- High doses (3.56 g/day) caused mild-to-moderate diarrhea and nausea in some participants
- Long-term human safety data beyond 5 years is absent; the only 5-year data comes from a self-reported case study by the researchers themselves
- Widely marketed for bodybuilding and 'pump' effects despite no clinical evidence supporting these claims
- Over 1,000 supplement products registered in NIH DSLD suggest heavy commercial use far outpacing the actual evidence base
Products Containing Agmatine Sulfate
See how Agmatine Sulfate is used in these analyzed products:
Frequently Asked Questions
What does Agmatine Sulfate do?
Natural compound showing early promise for nerve pain relief. Limited clinical trials; most evidence is preliminary.
What is the effective dose of Agmatine Sulfate?
1.3-2.67 g daily based on clinical studies
Is Agmatine Sulfate safe?
Most clinical trials are small, open-label, or lack robust placebo controls — results should be interpreted cautiously
What doesn't Agmatine Sulfate do?
Not proven to build muscle or boost gym performance — that's a common marketing claim with zero clinical backing in the provided research.
Research Sources
- PubMed
- NIH DSLD
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-05-25