Apex Laboratory vs Zenith Biopeptides
Zenith Biopeptides has the higher PepFinder Score (8.4 vs 8.0). Both list 39 of the same peptides. Neither can pay to change the comparison.
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 Apex LaboratoryVisit store |  Zenith BiopeptidesVisit store | |
|---|---|---|
| PepFinder Score | 8.0 | 8.4 |
| Trustpilot | No score found | 4.5 Trustpilot(37) |
| Customer rating | 5.0/5 (1) | No reviews yet |
| Would order again | Needs 5+ reviews | Needs 5+ reviews |
| Product selection | 9.8/10 63 peptides · 139 products | 8.5/10 40 peptides · 55 products |
| Pricing and value | 6.6/10 2% more expensive than average per mg | 6.8/10 12% cheaper than average per mg |
| Delivery | 8.8/10 1–3 working days in the US. | 8.5/10 Delivery times depend on the destination; most U.S. orders arrive in 3 business days with standard services. |
| Payment options | 7.0/10 CardVisaMastercardAmerican ExpressApple Pay | 8.5/10 CardVisaMastercardAmerican ExpressBank transferZelleCash App |
| Customer support | 10.0/10 EmailPhoneLive chatContact form | 8.5/10 EmailPhoneContact form |
| Website experience | Not rated yet | Not rated yet |
| Reliability | 9.2/10 | 9.5/10 |
| Packaging | Not rated yet | Not rated yet |
| Ships from | United States | United States |
| Ships to | United States | United States, Canada |
| Median price per mg | US$7.00 | US$5.00 |
| 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)
| Apex Laboratory | Zenith Biopeptides | |
|---|---|---|
| Transparency Score | 6.1 | 8.2 |
| Testing transparency | 2.5 | 7.1 |
| Contact transparency | 10.0 | 10.0 |
| Documentation | 4.7 | 6.4 |
| Third-party testing stated | Not yet assessed | ✓ Yes |
| Publishes COAs | ✓ Yes | ✓ Yes |
| Batch-specific COAs | Not yet assessed | Not yet assessed |
| COAs reviewed by us | 0 | 1 |
| Verification | Verified | Not verified |
| Years tracked | 0.1 | 0.1 |
| Refund policy clear | Not yet assessed | Not yet assessed |
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Supplier and market information only; not medical advice.