Paramount Peptides vs Peptide Perfection
Paramount Peptides scores higher, 76 to 72. The widest gap is catalog. Same formula, same data fields, October 2026.
Factor by factor
| Factor | Paramount Peptides | Peptide Perfection | Edge |
|---|---|---|---|
| Testing & certificates | 88 | 96 | Peptide Perfection |
| Documentation depth | 65 | 75 | Peptide Perfection |
| Transparency | 100 | 94 | Paramount Peptides |
| Track record | 39 | 11 | Paramount Peptides |
| Catalog | 79 | 45 | Paramount Peptides |
| Pricing | 65 | 55 | Paramount Peptides |
| Ordering & service | 45 | 45 | Even |
Fact sheets side by side
| Paramount Peptides | Peptide Perfection | |
|---|---|---|
| Overall score | 76/100 (#3) | 72/100 (#8) |
| Status | Operating | Operating |
| Based in | Irvine, CA | St. Petersburg, FL |
| Founded | 2012 | Not stated |
| Third-party testing | Yes | Yes |
| Laboratories named | Janoshik | Vanguard Laboratory |
| Public certificates | Yes | Yes |
| Lot-specific certificates | Yes | Yes |
| Formats | vials, capsules, blends | pens |
| Catalog size | ≈78 | ≈10 |
| BPC-157 5 mg listed price | — | — |
| Free shipping from | $500 | $150 |
| Payments | Not stated | Not stated |
| Ships internationally | No | No |
| Research-use disclaimer | Yes | Yes |
| FDA warning letter | None found | None found |
Read the full reviews: Paramount Peptides review · Peptide Perfection review. Both suppliers sell materials labeled for laboratory research use only.
Both appear on: US-based suppliers · Suppliers with public certificates of analysis · Lot-level third-party testing.
The factor that separates them
The widest gap is catalog (79 vs 45). How every factor is computed is on the methodology page.
Related comparisons
BioLongevity Labs vs Peptide Perfection · Koi Peptides vs Peptide Perfection · Ascension Peptides vs Paramount Peptides
Frequently asked questions
Which is better, Paramount Peptides or Peptide Perfection?
On our formula Paramount Peptides scores higher (76 vs 72). The largest gap is in catalog (79 vs 45). "Better" depends on what you weight; both fact sheets are on this page.
Do both publish certificates of analysis?
Paramount Peptides: yes. Peptide Perfection: yes. Lot-specific certificates — Paramount Peptides: yes; Peptide Perfection: yes.
Which is cheaper?
We could not compare a like-for-like listing; price tiers are mid (Paramount Peptides) and premium (Peptide Perfection).