Head to head · October 2026
Ascension Peptides vs Prime Peptides
Ascension Peptides scores higher, 76 to 59. The widest gap is ordering & service. Same formula, same data fields, October 2026.
76/100
59/100
Factor by factor
| Factor | Ascension Peptides | Prime Peptides | Edge |
|---|---|---|---|
| Testing & certificates | 100 | 94 | Ascension Peptides |
| Transparency | 94 | 68 | Ascension Peptides |
| Track record | 11 | 0 | Ascension Peptides |
| Catalog | 71 | 63 | Ascension Peptides |
| Pricing | 60 | 70 | Prime Peptides |
| Ordering & service | 75 | 45 | Ascension Peptides |
Fact sheets side by side
| Ascension Peptides | Prime Peptides | |
|---|---|---|
| Overall score | 76/100 (#3) | 59/100 (#22) |
| Status | Operating | FDA warning letter |
| Based in | Kansas City, MO (mailing address on contact page) | Santa Barbara, CA |
| Founded | Not stated | Not stated |
| Third-party testing | Yes | Yes |
| Laboratories named | Kovera Labs, MZ Biolabs | Freedom Diagnostics, Horizon Analytical, Janoshik Analytical, Bioviridian |
| Public certificates | Yes | Yes |
| Lot-specific certificates | Yes | Yes |
| Formats | vials, blends | vials, blends |
| Catalog size | ≈42 | ≈23 |
| BPC-157 5 mg listed price | — | — |
| Free shipping from | — | $150 |
| Payments | card, ach | Not stated |
| Ships internationally | No | No |
| Research-use disclaimer | Yes | Yes |
| FDA warning letter | None found | 2024-12-10 |
Read the full reviews: Ascension Peptides · Prime Peptides. Both suppliers sell materials labeled for laboratory research use only.
Frequently asked questions
Which is better, Ascension Peptides or Prime Peptides?
On our formula Ascension Peptides scores higher (76 vs 59). The largest gap is in ordering & service (75 vs 45). "Better" depends on what you weight; both fact sheets are on this page.
Do both publish certificates of analysis?
Ascension Peptides: yes. Prime Peptides: yes. Lot-specific certificates — Ascension Peptides: yes; Prime Peptides: yes.
Which is cheaper?
We could not compare a like-for-like listing; price tiers are mid (Ascension Peptides) and mid (Prime Peptides).