Nootropic peptide
Selank.
3 vendors · CA$36–40
Russian heptapeptide derived from tuftsin. Anxiolytic/nootropic research.
Live vendor register · grouped by strength
Every vendor. Cheapest per mg first, kits listed separately.
SELANK · price per mg
3 listings · unflagged vendors first · Listings data last updated October 2026
Best price per mg: Pepsup 10 mg at CA$4.00/mg.
5 mg
2 listings01
SwissChemsVID-SWISSCHE · US dispatch · from $25.95
5 mg
99%
HPLC · third-party COA
In stock
1–2 weeks
CA$7.20/mg
CA$36
02
Polar PeptidesVID-POLAR-PE · CA domestic
5 mg
99.82%
HPLC-UV only · Testides report HS1-SEL-10-052126, 2026-05-25 (report batch is a 10 mg lot) · no mass-spec identity
In stock
2–10 days
CA$8.00/mg
CA$40
10 mg
1 listing Same research area
Similar compounds.
Nootropic peptide
Semax
ACTH(4-10) analog. Investigated for cognitive and neuroprotective effects.
3 vendorsCA$40–102
Sleep research neuropeptide
DSIP
Delta sleep-inducing peptide — 9-residue neuropeptide first isolated from cerebral venous blood during low-frequency sleep induction. Researched for sleep–wake cycle mechanisms; not approved for human therapeutic use anywhere.
2 vendorsCA$34–55
Long-form research guide
Cognitive Enhancement Research. Mechanism + protocols + safety.
BDNF, neuroplasticity, and anxiolytic mechanisms in nootropic peptide research
Open the long-form guide for Selank →