Na-Semax
People mainly take Na-Semax for focus, performance. Based on 8 first-hand reports and 0 meta-analyses & systematic reviews in the medical literature. Ranked #454 of 1,974 overall.
Of reports that state an outcome, 81% are positive.
What Na-Semax does, according to users
Of the people who reported each effect, the share who said it got better.
6 more with fewer than 3 reports
What the research says
Systematic reviews and meta-analyses from PubMed, with their published conclusions.
No randomized controlled trials in humans found on PubMed. The grade measures how much human research exists — read the conclusions below for what it found.
Dosage people report
As stated by users — not a recommendation. Follow the label or your doctor.
Reported side effects
How often each side effect came up across all reports.
What users say
Verbatim quotes, shortened only — each links to the original discussion.
“Semax: 3-4 sprays, or NA-Semax: 1-2 sprays”
“NA-Semax Amidate drastically improves my motor function/execution when exercising.”
“I still use Sulbutiamine or NA-Semax when I need an extra boost, but I find myself relying on them less and less.”
“I recently purchased NA Semax since the amidate version isn't in yet and I can tell a huge difference in potency.”
“the original NA SEMAX was great on its own... Increase in motivation... Increase in memory retention... I noticed a great decrease in my anxiety levels”
Top discussions (5)
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Other options for focus
User data from public discussions; research from PubMed. Information only, not medical advice — talk to a doctor before starting, stopping or combining anything. Data updated October 2, 2026. How we rate