Head to head · October 2026
Eternal Peptides vs Paramount Peptides
Paramount Peptides scores higher, 76 to 19. The widest gap is transparency. Same formula, same data fields, October 2026.
Factor by factor
| Factor | Eternal Peptides | Paramount Peptides | Edge |
|---|---|---|---|
| Testing & certificates | 6 | 88 | Paramount Peptides |
| Transparency | 14 | 100 | Paramount Peptides |
| Track record | 9 | 39 | Paramount Peptides |
| Catalog | 46 | 79 | Paramount Peptides |
| Pricing | 45 | 65 | Paramount Peptides |
| Ordering & service | 33 | 45 | Paramount Peptides |
Fact sheets side by side
| Eternal Peptides | Paramount Peptides | |
|---|---|---|
| Overall score | 19/100 (#48) | 76/100 (#4) |
| Status | Operating | Operating |
| Based in | US | Irvine, CA |
| Founded | Not stated | 2012 |
| Third-party testing | Not verified | Yes |
| Laboratories named | None named | Janoshik |
| Public certificates | Not verified | Yes |
| Lot-specific certificates | Not verified | Yes |
| Formats | Not stated | vials, capsules, blends |
| Catalog size | ≈23 | ≈78 |
| BPC-157 5 mg listed price | — | — |
| Free shipping from | $200 | $500 |
| Payments | Not stated | Not stated |
| Ships internationally | No | No |
| Research-use disclaimer | Not verified | Yes |
| FDA warning letter | None found | None found |
Read the full reviews: Eternal Peptides · Paramount Peptides. Both suppliers sell materials labeled for laboratory research use only.
Frequently asked questions
Which is better, Eternal Peptides or Paramount Peptides?
On our formula Paramount Peptides scores higher (76 vs 19). The largest gap is in transparency (14 vs 100). "Better" depends on what you weight; both fact sheets are on this page.
Do both publish certificates of analysis?
Eternal Peptides: not verified. Paramount Peptides: yes. Lot-specific certificates — Eternal Peptides: not verified; Paramount Peptides: yes.
Which is cheaper?
We could not compare a like-for-like listing; price tiers are unknown (Eternal Peptides) and mid (Paramount Peptides).