5 published test results across 3 vendors · latest: 9 Sept 2026
| # | Vendor | Tests | Price/mg | Score |
|---|---|---|---|---|
| 1 | HHeman Peptide HM Unverified | 3 | $0.80 | 67 |
Computed from publicly published third-party results. How scoring works · every listing is free and un-buyable. Vendors marked Unverified appear for their published results but are left out of the vendor rankings.
The published record here covers 3 vendors and 5 recorded tests, which is what the rankings above are built from.
Semax is the cognitive counterpart to Selank: an ACTH-fragment peptide with Russian approval as a nasal spray and a domestic literature covering stroke recovery and cognition. Western replication remains sparse.
As everywhere on this site: the vendor index shows who publishes real testing, and the calculator turns doses into syringe units.
Nothing on this page is medical advice; compounds shown are sold for research purposes only. Data is aggregated from publicly published third-party results and traces to its source.