Head to head · October 2026
Ascension Peptides vs Swiss Chems
Ascension Peptides scores higher, 77 to 59. The widest gap is ordering & service. Same formula, same data fields, October 2026.
77/100
Factor by factor
| Factor | Ascension Peptides | Swiss Chems | Edge |
|---|---|---|---|
| Testing & certificates | 100 | 88 | Ascension Peptides |
| Documentation depth | 68 | 58 | Ascension Peptides |
| Transparency | 94 | 100 | Swiss Chems |
| Track record | 11 | 4 | Ascension Peptides |
| Catalog | 71 | 70 | Ascension Peptides |
| Pricing | 60 | 50 | Ascension Peptides |
| Ordering & service | 75 | 95 | Swiss Chems |
Fact sheets side by side
| Ascension Peptides | Swiss Chems | |
|---|---|---|
| Overall score | 77/100 (#2) | 59/100 (#22) |
| Status | Operating | FDA warning letter |
| Based in | Kansas City, MO (mailing address on contact page) | New York, NY |
| Founded | Not stated | 2018 |
| Third-party testing | Yes | Yes |
| Laboratories named | Kovera Labs, MZ Biolabs | Janoshik Analytical |
| Public certificates | Yes | Yes |
| Lot-specific certificates | Yes | Yes |
| Formats | vials, blends | capsules, vials, bulk, blends |
| Catalog size | ≈42 | — |
| BPC-157 5 mg listed price | — | — |
| Free shipping from | — | $100 |
| Payments | card, ach | card, crypto, zelle, ach |
| Ships internationally | No | Yes |
| Research-use disclaimer | Yes | Yes |
| FDA warning letter | None found | 2024-12-10 |
Read the full reviews: Ascension Peptides · Swiss Chems. Both suppliers sell materials labeled for laboratory research use only.
Frequently asked questions
Which is better, Ascension Peptides or Swiss Chems?
On our formula Ascension Peptides scores higher (77 vs 59). The largest gap is in ordering & service (75 vs 95). "Better" depends on what you weight; both fact sheets are on this page.
Do both publish certificates of analysis?
Ascension Peptides: yes. Swiss Chems: yes. Lot-specific certificates — Ascension Peptides: yes; Swiss Chems: yes.
Which is cheaper?
We could not compare a like-for-like listing; price tiers are mid (Ascension Peptides) and unknown (Swiss Chems).