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Cognitive & Mood
Russian-developed nootropic peptide, approved there for stroke recovery.
Cognitive & Mood
A capped Selank sold only as a ready-made nasal spray. Evidence is borrowed from Selank.
Semax is not FDA-approved and rated 3/5 for evidence; Adalank is not FDA-approved and rated 1/5. Semax has more human evidence behind it. Adalank is banned in sport by WADA; Semax is not. Both are used for cognitive & mood goals.
| Compare | Semax Russian-developed nootropic peptide, approved there for stroke recovery. | Adalank A capped Selank sold only as a ready-made nasal spray. Evidence is borrowed from Selank. |
|---|---|---|
| Category | Cognitive & Mood | Cognitive & Mood |
| Evidence | 3/5Clinical use in Russia with small trials; little Western randomized data. | 1/5No published research on Adalank. Effects are inferred from Selank's small Russian clinical trials. |
| FDA status | Not FDA-approved | Not FDA-approved |
| WADA (sport) | Not on the Prohibited List | Banned |
| Also known as | ACTH(4-7)-PGP | Adalank Research Mist, N-acetyl Selank amidate |
| How it works | Increases BDNF and NGF expression, modulates dopamine and serotonin signaling, and shows neuroprotective effects in ischemia models. | Assumed to work like Selank: influencing GABA signaling, slowing enkephalin breakdown, and affecting serotonin and BDNF. The effect of the end-caps has not been measured. |
| Half-life | Short (minutes); effects last hours | Unknown; marketed as longer-acting than Selank, unproven |
| Commonly reported doses |
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| Route | Intranasal or subcutaneous | Intranasal |
| Good once mixed | ~21 days in the fridge | Ready-made spray |
| Top side effects |
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| Lowest research-listing price per mg | $1.80 (10 mg vial, 40% off) | $3.60 (15 mg vial, 40% off) |
| Latest lab purity | 99.93% (lot SMX0002) | 99.82% (lot SADL0001) |
Want a third? Add another peptide. Doses are commonly reported ranges, not recommendations.
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Semax is not FDA-approved and rated 3/5 for evidence; Adalank is not FDA-approved and rated 1/5. Semax has more human evidence behind it. Adalank is banned in sport by WADA; Semax is not. Both are used for cognitive & mood goals.
Semax: Not FDA-approved. Adalank: Not FDA-approved. Regulations change, so confirm with the FDA.
Semax is rated 3 out of 5: Clinical use in Russia with small trials; little Western randomized data. Adalank is rated 1 out of 5: No published research on Adalank. Effects are inferred from Selank's small Russian clinical trials. The scale is explained on our methodology page.
Semax is not named on the WADA list, though the general rule on non-approved substances (S0) can still apply. Adalank is banned by WADA, by name or as part of a named class.