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Head-to-Head · 2026

Core Peptides vs Swiss Chems

Independent side-by-side comparison — PVS scores, lab-verified purity, CoA coverage, and community sentiment. Rankings based solely on data; no paid placements, ever.

Higher PVS52PVS
Core Peptides

USA · 99.2% reported purity · 134+ CoAs

PepAssure VerifiedFull Core Peptides report
41PVS
Swiss Chems

UK · 99.3% reported purity · 148+ CoAs

PepAssure VerifiedFull Swiss Chems report

The short answer

Core Peptides currently holds the higher Peptide Verification Score — 52/100 vs 41/100 for Swiss Chems. The pillar breakdown below shows where each vendor earns (or loses) points across purity testing, CoA verification, community sentiment, transparency, and order experience — see the scoring methodology for how the PVS is computed.

Pillar-by-pillar breakdown

Core Peptides (left) vs Swiss Chems (right) — green marks the stronger pillar. “—” means insufficient data.

85Purity91
85CoA90
88Sentiment88
20Transparency87
20Experience89

At a glance

MetricCore PeptidesSwiss Chems
PVS score52/100★41/100
Reported purity99.2%99.3%★
CoAs on file134148★
Sentiment88%88%
Last tested4 months ago4 months ago
LabJanoshikJanoshik
Price tier$$$$
CategoryGHK-CuDSIP
Shipping3-7 days5-7 days
LocationUSAUK

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Rankings based solely on data. No paid placements — ever.