Technical Data Sheet
Limitless Stack (Semax + Selank)
Also Known As: Limitless stack, Semax Selank stack, Semax + Selank blend, Cognitive stack, Nootropic stack, Focus and anxiety stack
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| Evidence Tier | Research Compound |
|---|---|
| Category | Peptide Stacks |
| Class | Peptide stack: Semax + Selank |
| Molecular Target | Melanocortin receptor system/BDNF (Semax) + Tuftsin analog/GABAergic modulation (Selank) |
| Sequence | Semax + Selank |
| Molecular Weight | combination |
| CAS | n/a |
| Parent | Semax, Selank |
| Mechanism | It combines neurotrophic factors (like Cerebrolysin or Semax) that build new neural connections, alongside metabolic boosters like NAD+ that maximize the energy output of the brain's mitochondria. |
| Studied For | Cognitive enhancement and focus, Memory retention and learning, Anxiety and stress reduction, Neuroprotection and brain health, Mental clarity and flow state stimulation, Circadian rhythm and sleep quality |
| Administration Route | Injection Only |
| Form | lyophilized |
| Diluent | bacteriostatic or sterile water |
| Storage Temperature | 36-46°F |
| Reconstituted Shelf Life | 28 Days |
| Handling Notes | Protect from direct sunlight. |
| Regulatory | Not FDA-approved; Semax and Selank approved in select international jurisdictions. |
| Sources |