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All editions →MethodologyUpdated · September 2026
Nootropic peptide

Semax.
8 vendors · €15–64

ACTH(4-10) analog. Investigated for cognitive and neuroprotective effects.

Approved-analogue classLyophilised vialAlso known as:ACTH(4-10) analogue
Live vendor register · sorted by price

Every vendor. Same compound, sorted ascending.

SEMAX · price-normalised
8 listings · unflagged vendors first
01
QSC PeptidesVID-QSC-PEPT · Kit of 10 · from $170 USD
5 mg
99%
HPLC · MS · Janoshik
In stock
3–7 days (EU warehouse)
€15
02
Direct Peptides EUVID-DIRECT-P · UK network · from £20.99
5 mg
99%
HPLC badge only (no reports published)
In stock
10–14 days
€24
03
PepsupVID-PEPSUP · NL dispatch · €24.99
10 mg
99%
No COA published (mfr claim 99%+)
Low stock
NL 1–2 d · EU 2–5 d
€25
04
Particle PeptidesVID-PARTICLE · SK dispatch
10 mg
99%
COA PDF (method unstated)
In stock
2–7 days
€33
05
PEAK_PEPTIDEVID-PEAK-PEP · AT dispatch
10 mg
99.7%
Liquilabs per-batch COA · ICP-MS
In stock
Dispatch 24–48 h
€50
06
PeptidesDirectPickVID-PEPTIDES · DE dispatch
30 mg
99.63%
HPLC · MS (per-batch COA)
In stock
DE 1–2 d · EU 3–10 d
€60
07
SwissChemsVID-SWISSCHE · US dispatch · from $73.95
30 mg
99%
HPLC · third-party COA
In stock
2–3 weeks
€64
Flagged vendors · documented, never recommended
08
CertaPeptidesVID-CERTAPEP · RO dispatch
5 mg
98%
Janoshik (selected lots)
In stock
3–7 days
€30
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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 Semax →