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Head-to-Head · 2026

Modern Aminos vs Pure Peptides USA

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 PVS80PVS
Modern Aminos

International · 99.0% reported purity · 53+ CoAs

PepAssure VerifiedFull Modern Aminos report
60PVS
Pure Peptides USA

EU · 99.1% reported purity · 67+ CoAs

PepAssure VerifiedFull Pure Peptides USA report

The short answer

Modern Aminos currently holds the higher Peptide Verification Score — 80/100 vs 60/100 for Pure Peptides USA. 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

Modern Aminos (left) vs Pure Peptides USA (right) — green marks the stronger pillar. “—” means insufficient data.

82Purity84
80CoA82
81Sentiment80
78Transparency80
80Experience75

At a glance

MetricModern AminosPure Peptides USA
PVS score80/100★60/100
Reported purity99.0%99.1%★
CoAs on file5367★
Sentiment81%★80%
Last tested4 months ago4 months ago
LabJanoshikJanoshik
Price tier$$$
CategoryTirzepatideThymosin Alpha-1
Shipping5-7 days4-6 days
LocationInternationalEU

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