Biotech Peptides vs Peptide Warehouse
Biotech Peptides scores higher, 65 to 61. The widest gap is ordering & service. Same formula, same data fields, October 2026.
Factor by factor
| Factor | Biotech Peptides | Peptide Warehouse | Edge |
|---|---|---|---|
| Testing & certificates | 88 | 82 | Biotech Peptides |
| Documentation depth | 53 | 63 | Peptide Warehouse |
| Transparency | 60 | 40 | Biotech Peptides |
| Track record | 32 | 11 | Biotech Peptides |
| Catalog | 79 | 70 | Biotech Peptides |
| Pricing | 64 | 69 | Peptide Warehouse |
| Ordering & service | 37 | 80 | Peptide Warehouse |
Fact sheets side by side
| Biotech Peptides | Peptide Warehouse | |
|---|---|---|
| Overall score | 65/100 (#13) | 61/100 (#20) |
| Status | Operating | Operating |
| Based in | US | US |
| Founded | 2019 | Not stated |
| Third-party testing | Yes | Yes |
| Laboratories named | MZ Biolabs | Freedom Diagnostics |
| Public certificates | Yes | Yes |
| Lot-specific certificates | Yes | Yes |
| Formats | lyophilized powder, blends | vials, blends |
| Catalog size | ≈89 | ≈55 |
| BPC-157 5 mg listed price | $52 | $52.99 |
| Free shipping from | — | $299 |
| Payments | Not stated | card, zelle, crypto |
| Ships internationally | Not verified | No |
| Research-use disclaimer | Yes | Yes |
| FDA warning letter | None found | None found |
Read the full reviews: Biotech Peptides review · Peptide Warehouse 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 · Suppliers with peptide blends.
The factor that separates them
The widest gap is ordering & service (37 vs 80). How every factor is computed is on the methodology page.
Related comparisons
Biotech Peptides vs Simple Peptide · Limitless Biotech vs Peptide Warehouse · Biotech Peptides vs Liberty Peptides
Frequently asked questions
Which is better, Biotech Peptides or Peptide Warehouse?
On our formula Biotech Peptides scores higher (65 vs 61). The largest gap is in ordering & service (37 vs 80). "Better" depends on what you weight; both fact sheets are on this page.
Do both publish certificates of analysis?
Biotech Peptides: yes. Peptide Warehouse: yes. Lot-specific certificates — Biotech Peptides: yes; Peptide Warehouse: yes.
Which is cheaper?
On the reference listing (BPC-157, 5 mg) Biotech Peptides is lower: $52 vs $52.99.