Peptide Guys vs Prime Peptides
Independent side-by-side comparison — PVS scores, lab-verified purity, CoA coverage, and community sentiment. Rankings based solely on data; no paid placements, ever.
The short answer
Prime Peptides currently holds the higher Peptide Verification Score — 31/100 vs 30/100 for Peptide Guys. 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
Peptide Guys (left) vs Prime Peptides (right) — green marks the stronger pillar. “—” means no data: that pillar counts as 0 in the vendor's PVS. Its published weight stays in the total and is not given to the pillars that were measured.
At a glance
| Metric | Peptide Guys | Prime Peptides |
|---|---|---|
| PVS score | 30/100 | 31/100★ |
| Reported purity | — | — |
| CoAs on file | 0 | 0 |
| Sentiment | — | — |
| Last tested | — | 3 weeks ago |
| Lab | — | — |
| Price tier | — | — |
| Category | Semax | GHK-Cu |
| Shipping | 4-6 days | 3-7 days |
| Location | Canada | USA |
More comparisons
Rankings based solely on data. No paid placements — ever.