Loti Labs vs Peptide Guys
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
Peptide Guys currently holds the higher Peptide Verification Score — 30/100 vs 18/100 for Loti Labs. 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
Loti Labs (left) vs Peptide Guys (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 | Loti Labs | Peptide Guys |
|---|---|---|
| PVS score | 18/100 | 30/100★ |
| Reported purity | — | — |
| CoAs on file | 0 | 0 |
| Sentiment | — | — |
| Last tested | 3 weeks ago | — |
| Lab | — | — |
| Price tier | — | — |
| Category | Retatrutide | Semax |
| Shipping | 4-6 days | 4-6 days |
| Location | USA | Canada |
More comparisons
Rankings based solely on data. No paid placements — ever.