American Peptides vs PX1 Research
American Peptides has the higher PepFinder Score (6.7 vs 5.6). Both list 8 of the same peptides. Neither can pay to change the comparison.
 American PeptidesVisit store |  PX1 ResearchVisit store | |
|---|---|---|
| PepFinder Score | 6.7 | 5.6 |
| Trustpilot | 3.1 Trustpilot(13) | 3.8 Trustpilot(2) |
| Customer rating | No reviews yet | No reviews yet |
| Would order again | Needs 5+ reviews | Needs 5+ reviews |
| Product selection | 8.0/10 45 peptides · 74 products | 5.9/10 8 peptides · 100 products |
| Pricing and value | 4.8/10 22% more expensive than average per mg | 5.3/10 12% more expensive than average per mg |
| Delivery | 8.5/10 delivered in 2–3 business days | Not rated yet |
| Payment options | 7.0/10 VisaMastercardAmerican ExpressCryptocurrency | 10.0/10 Apple PayVisaMastercardAmerican ExpressBank transferCryptocurrencyZelleVenmoCash AppCard |
| Customer support | 7.0/10 EmailPhone | 5.0/10 None found yet |
| Website experience | Not rated yet | Not rated yet |
| Reliability | 6.0/10 | 5.0/10 |
| Packaging | Not rated yet | Not rated yet |
| Ships from | United States | United States |
| Ships to | United States | Not stated |
| Median price per mg | US$7.00 | US$5.82 |
| Reported delivered | No order reports | No order reports |
| Median delivery (reported) | Needs 3+ reports | Needs 3+ reports |
| Support replied (reported) | No support reports | No support reports |
The shaded cell is the higher rating in that row. Each rating's source (automated data, customer reviews or editorial) is shown on the supplier's profile.
Testing & transparency (optional detail)
| American Peptides | PX1 Research | |
|---|---|---|
| Transparency Score | 5.9Provisional | 4.5Provisional |
| Testing transparency | 6.4 | 6.1 |
| Company transparency | 4.7 | 2.7 |
| Documentation | 4.9 | 5.8 |
| Third-party testing stated | ✓ Yes | ✓ Yes |
| Publishes COAs | ✓ Yes | ✓ Yes |
| Batch-specific COAs | Not yet assessed | Not yet assessed |
| COAs reviewed by us | 0 | 0 |
| Verification | Not verified | Not verified |
| Company registration | Not published | Not published |
| Years tracked | 0.0 | 0.0 |
| Refund policy clear | Not yet assessed | Not yet assessed |
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