Crush Research
Two-Lab Verified, Owner-Disclosed Q&A
10Testing/COA
9Transparency
4Track Record
9Pricing/Payments
8Operations
Documentation-first vendor research
Peptide Vendor Reviews
Independent documentation-focused reviews of 15 peptide vendors, scored across testing, transparency, track record, pricing and payments, and operations.
Disclosure: Scores are editorial assessments based on the documented methodology. Affiliate relationships do not determine scores; some outbound links may generate compensation for PepGuide. These reviews are not endorsements, safety verification, or purchasing advice.
Scoring matrix
| Vendor | Testing/COA | Transparency | Track Record | Pricing/Payments | Operations |
|---|---|---|---|---|---|
| Blank Peptides | 8 | 9 | 4 | 7 | 8 |
| Crush Research | 10 | 9 | 4 | 9 | 8 |
| Elite Research USA | 8 | 7 | 5 | 7 | 7 |
| Evolve Peptides | 7 | 6 | 5 | 6 | 6 |
| Forge Performance Co. | 6 | 8 | 3 | 7 | 7 |
| Kimera Chems | 10 | 9 | 6 | 7 | 8 |
| Oath Research | 6 | 7 | 3 | 6 | 8 |
| Orbitrex Peptides | 7 | 6 | 6 | 7 | 7 |
| Peak Peptide | 9 | 7 | 5 | 8 | 8 |
| Peptide Partners | 10 | 9 | 7 | 7 | 9 |
| Peptide Plugs | 7 | 8 | 5 | 8 | 8 |
| Peptide Supply Co | 8 | 8 | 5 | 8 | 7 |
| Polaris Peptides | 8 | 7 | 7 | 7 | 7 |
| Rescue Research USA | 7 | 8 | 3 | 6 | 7 |
| Simple Peptide | 7 | 7 | 5 | 6 | 9 |
Full reviews
Kimera Chems
Three-Lab Full Peptide Panel, Founder-Disclosed Q&A
10Testing/COA
9Transparency
6Track Record
7Pricing/Payments
8Operations
Peptide Partners
Four-Lab Program, Owner-Disclosed Q&A
10Testing/COA
9Transparency
7Track Record
7Pricing/Payments
9Operations
Peak Peptide
EU-only Schengen vendor, peer-leading test scope
9Testing/COA
7Transparency
5Track Record
8Pricing/Payments
8Operations
Blank Peptides
Two-Lab Verified, Owner-Disclosed Q&A
8Testing/COA
9Transparency
4Track Record
7Pricing/Payments
8Operations
Elite Research USA
Verified COAs, mixed Finnrick footprint
8Testing/COA
7Transparency
5Track Record
7Pricing/Payments
7Operations
Peptide Supply Co
Emerging
8Testing/COA
8Transparency
5Track Record
8Pricing/Payments
7Operations
Polaris Peptides
TrustPointe Verified
8Testing/COA
7Transparency
7Track Record
7Pricing/Payments
7Operations
Evolve Peptides
Multi-Lab Verified
7Testing/COA
6Transparency
5Track Record
6Pricing/Payments
6Operations
Orbitrex Peptides
Finnrick-verified newcomer, deep testing, short history
7Testing/COA
6Transparency
6Track Record
7Pricing/Payments
7Operations
Peptide Plugs
Texas-based, Owner-Disclosed Q&A
7Testing/COA
8Transparency
5Track Record
8Pricing/Payments
8Operations
Rescue Research USA
Firefighter-owned newcomer, real third-party COAs, thin history
7Testing/COA
8Transparency
3Track Record
6Pricing/Payments
7Operations
Simple Peptide
Verified Strong
7Testing/COA
7Transparency
5Track Record
6Pricing/Payments
9Operations
Forge Performance Co.
Texas newcomer, deep batch testing, short history
6Testing/COA
8Transparency
3Track Record
7Pricing/Payments
7Operations
Oath Research
Mixed Signals
6Testing/COA
7Transparency
3Track Record
6Pricing/Payments
8Operations