Alpha Carbon Labs vs Optimal Peptides
Optimal Peptides has the higher PepFinder Score (7.8 vs 7.3). Both list 34 of the same peptides. Neither can pay to change the comparison.
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 Alpha Carbon LabsVisit store |  Optimal PeptidesVisit store | |
|---|---|---|
| PepFinder Score | 7.3 | 7.8 |
| Trustpilot | No score found | No score found |
| Customer rating | No reviews yet | No reviews yet |
| Would order again | Needs 5+ reviews | Needs 5+ reviews |
| Product selection | 9.2/10 57 peptides · 107 products | 9.1/10 35 peptides · 38 products |
| Pricing and value | 4.3/10 34% more expensive than average per mg | 4.4/10 32% more expensive than average per mg |
| Delivery | 7.0/10 1-5 days | 8.5/10 2-3 Days Depending on Shipping Option |
| Payment options | 8.5/10 CardVisaMastercardAmerican ExpressCryptocurrencyZelle | 10.0/10 CardVisaMastercardAmerican ExpressApple PayGoogle PayPayPalKlarnaBank transferOpen BankingCryptocurrencyZelleCash App |
| Customer support | 7.0/10 EmailPhone | 5.0/10 None found yet |
| Website experience | Not rated yet | Not rated yet |
| Reliability | 7.5/10 | 9.5/10 |
| Packaging | Not rated yet | Not rated yet |
| Ships from | United States | United States |
| Ships to | United States | United States, United Kingdom, Ireland and 2 moreUnited States, United Kingdom, Ireland, Germany, France |
| Median price per mg | US$8.00 | US$7.00 |
| 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)
| Alpha Carbon Labs | Optimal Peptides | |
|---|---|---|
| Transparency Score | 7.4 | 8.0 |
| Testing transparency | 6.6 | 6.0 |
| Contact transparency | 10.0 | 10.0 |
| Documentation | 3.8 | 7.2 |
| Third-party testing stated | ✓ Yes | Not yet assessed |
| Publishes COAs | ✓ Yes | ✓ Yes |
| Batch-specific COAs | Not yet assessed | Not yet assessed |
| COAs reviewed by us | 0 | 1 |
| Verification | Not verified | Verified |
| Years tracked | 0.1 | 0.1 |
| Refund policy clear | Not yet assessed | Not yet assessed |
Full profiles: Alpha Carbon Labs · Optimal Peptides · add more suppliers
Supplier and market information only; not medical advice.