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Vendor and compound

Selank from ZC Labs

ZC Labs lists Selank at $2.00 per mg, 56% under the $4.50 peer median. 1 third-party certificate for this compound from this vendor is on file, assayed by Freedom Diagnostics Testing, averaging 99.85% purity. The cheapest listed price for Selank anywhere in the index is $1.90 per mg at Eternal Peptides.

All Selank vendors · ZC Labs profile · scores 83.2 of 100, rank 11 · 1 certificate for this compound · verified 18 Aug 2026

What it costs

VialListed pricePer mgvs peer medianListing
10 mg$20$2.00-56%Selank 10mg

Read from the vendor’s own store and normalised per milligram, because a smaller vial at a lower sticker price is usually the dearer peptide. Codepepindex· 10% off applies at checkout.

What the laboratory found

LotAssayedPurityLabel → assayedLaboratoryRecord
ZCLa260626048329 Jun 202699.85%10 mg → 9.94 mgFreedom Diagnostics TestingOpen

Freedom Diagnostics Testing publishes a lookup, so these reports can be confirmed at the laboratory rather than taken from the vendor. How to check one.

Other vendors selling Selank

VendorScorePer mgCertificates for this compound
Next Gen Peptides93.8$3.003
Ascend Science90.1$4.901
Amino Club88.3$3.000
Modern Aminos88.1$4.501
Origin Labs87.7—1
Bench Grade Peptides86.8$3.603
Polaris Peptides86.6$4.000
PeptidePlugs86.3$4.003

Ordered by overall evidence score. See every vendor listing Selank.

Questions

Is Selank from ZC Labs third-party tested?

Yes. 1 certificate for Selank from ZC Labs is on file, signed by Freedom Diagnostics Testing. Each names a lot, prints the assayed mass against the labelled mass, and links to the document it was read from. Freedom Diagnostics Testing also publishes a lookup, so the report can be confirmed at the laboratory rather than taken from the vendor.

How much does Selank cost at ZC Labs?

$2.00 per milligram, from 10 mg at $20. The peer median across every vendor we price for Selank is $4.50 per mg, so this is -56% against the market. Prices are normalised per milligram so vials of different sizes compare fairly.

Is ZC Labs a good place to buy Selank?

ZC Labs scores 83.2 of 100 on the published rubric and ranks 11 overall, computed from its documentation rather than from opinion. For Selank specifically it has 1 certificate on file. Eternal Peptides lists it cheaper at $1.90 per mg.