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RQS Scoring Log

Selank

Nootropics & Neuroprotection· Observational· Scored May 2026· View compound profile →
36 /100
Weak Evidence
7 dimensions · 100 points total · Methodology by PeptideClear
Dimension Breakdown
DimensionScoring NotesScore
Study Design
Human observational studies and some controlled trials in Russia for anxiety, depression, and cognitive function. Russian regulatory approved (similar pathway to Semax). No Western RCT.
15 / 25
Sample Size
Smaller evidence base than Semax. Studies typically 30-60 patients. Cumulative human exposure limited.
4 / 20
Replication
Even more concentrated in single Russian research group (Seredenin and colleagues, Zakusov Institute). Minimal independent replication even within Russia.
5 / 20
Journal Impact Factor
Published in Eksperimental'naya i Klinicheskaya Farmakologiya and similar Russian pharmacology journals. Low Western IF.
4 / 15
Funding Independence
Russian government/academic funded. Similar to Semax.
4 / 10
Population Diversity
Russian patient populations only. Narrow.
1 / 5
Researcher h-Index
Seredenin group (Zakusov Institute of Pharmacology) — credible Russian academic researchers but limited Western database h-Index.
3 / 5
Russian Literature Note
A significant portion of evidence for this compound is published in Russian-language journals. Lower Journal Impact Factor scores reflect the publishing system, not necessarily the quality of the underlying science.