✅ Independently tested, its certificate is genuinely its own and verifiable.
Imperial Peptides publishes its own Janoshik certificates, e.g. test #150394 (BPC-157, 21 April 2026, 99.923%), naming Imperial Peptides UK as the client, with a live verification link.
The certificate
✅ Its certificate is its own. Imperial Peptides publishes its own Janoshik certificates, e.g. test #150394 (BPC-157, 21 April 2026, 99.923%), naming Imperial Peptides UK as the client, with a live verification link.
What this certificate actually is: Its own Janoshik certificate, it names the seller as the client and can be verified on Janoshik's website.
What doesn't add up on its site
Quoted straight from imperialpeptides.co.uk, and why it falls apart.
“…the same Janoshik test report appears on other shops…”
A certificate it displays is the identical Janoshik report shown by imperialsciences.co.uk. The same test cannot belong to two unrelated sellers, they share a supplier (or one copied the other). It is not proof of this shop's own stock.
Pricing vs the market, benchmarked on BPC-157
BPC-157
£3/mg (≈ £29.99 for a 10 mg vial)
Versus market median (£3.0/mg)
1×, competitive
In line with the wider UK market. The Peptide Watch benchmarks every vendor on the same compound, BPC-157, the most common research peptide, as £ per milligram, so prices are directly comparable across all providers.
Payment
🚩 Bank only, bank transfer / crypto only, so if it never ships there is no chargeback to get your money back.
The audit checklist
Check
Result
Verifiable certificate in its own name
Yes, own Janoshik COA
Independent lab named
Janoshik
Tests its own stock
Yes
Pricing vs market
1× median (competitive)
Claims that don't add up
1 found
The bottom line. Imperialpeptides earns a place on the independently-tested list because it pays an independent lab (Janoshik) to test its own stock in its own name, and lets you verify it. That is the standard.
⚠️ Is anything on this page wrong or out of date? Submit a correction request and we'll look into it, vendors welcome too.