Peptide RankingCore Peptides vs Pure Peptide Labs
Both score 74/100. Same formula, same data fields, October 2026.
Factor by factor
| Factor | Core Peptides | Pure Peptide Labs | Edge |
|---|---|---|---|
| Testing & certificates | 84 | 89 | Pure Peptide Labs |
| Documentation depth | 40 | 83 | Pure Peptide Labs |
| Transparency | 100 | 86 | Core Peptides |
| Track record | 44 | 19 | Core Peptides |
| Catalog | 87 | 71 | Core Peptides |
| Pricing | 64 | 50 | Core Peptides |
| Ordering & service | 65 | 70 | Pure Peptide Labs |
Fact sheets side by side
| Core Peptides | Pure Peptide Labs | |
|---|---|---|
| Overall score | 74/100 (#4) | 74/100 (#5) |
| Status | Operating | Operating |
| Based in | Orlando, FL | Cedar Park, TX |
| Founded | 2019 | 2024 |
| Third-party testing | Yes | Yes |
| Laboratories named | Vanguard Laboratory | Freedom Diagnostics, Kovera Labs, MDx BioAnalytical Laboratory, Precision Mass Spec |
| Public certificates | Yes | Yes |
| Lot-specific certificates | Yes | Yes |
| Formats | vials, blends, topical | vials, blends |
| Catalog size | ≈104 | ≈63 |
| BPC-157 5 mg listed price | $52 | — |
| Free shipping from | $200 | $0 |
| Payments | card | card, ach |
| Ships internationally | No | No |
| Research-use disclaimer | Yes | Yes |
| FDA warning letter | None found | None found |
Read the full reviews: Core Peptides review · Pure Peptide Labs 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 that take card payments · Suppliers with peptide blends.
The factor that separates them
The widest gap is documentation depth (40 vs 83). What that factor measures is explained in how to read a certificate of analysis and lot-level vs sample testing.
Related comparisons
Core Peptides vs Paramount Peptides · Paramount Peptides vs Pure Peptide Labs · BioLongevity Labs vs Core Peptides
Frequently asked questions
Which is better, Core Peptides or Pure Peptide Labs?
They tie at 74/100 on our formula. Look at the factor table to see where each one leads.
Do both publish certificates of analysis?
Core Peptides: yes. Pure Peptide Labs: yes. Lot-specific certificates — Core Peptides: yes; Pure Peptide Labs: yes.
Which is cheaper?
We could not compare a like-for-like listing; price tiers are mid (Core Peptides) and unknown (Pure Peptide Labs).