Honest Peptide vs Zeptix Labs
Two top US peptide sources scored on the identical published formula: lab credibility, shipping, pricing, operating history, and transparency.
- Honest Peptide
- 7.71/10
Honest Peptide
- Zeptix Labs
- 8.17/10
Zeptix Labs
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Factor by factor
- 8.1Lab Credibilityweight 55%8.2
- 8.0Shipping & Refundweight 20%10.0
- 8.1Pricingweight 15%8.8
- 2.8Operating Historyweight 5%1.3
- 6.0Transparencyweight 5%5.5
- 18Certificates confirmed at the lab18
- 3Labs named on certificates2
Show as a table
| Category | Honest Peptide | Zeptix Labs |
|---|---|---|
| Lab Credibility | 8.1 | 8.2 |
| Shipping & Refund | 8.0 | 10.0 |
| Pricing | 8.1 | 8.8 |
| Operating History | 2.8 | 1.3 |
| Transparency | 6.0 | 5.5 |
| Overall | 7.71 | 8.17 |
Products both carry, price for price
| Peptide | Honest Peptideper unit | Zeptix Labsper unit |
|---|---|---|
| BPC-157Guide → | $4.90/mg | $3.00/mg |
| TB-500Guide → | $6.30/mg | $9.50/mg |
| GHK-CuGuide → | $0.49/mg | $0.40/mg |
| IpamorelinGuide → | $4.90/mg | $6.00/mg |
| Melanotan-2 | $3.15/mg | $5.00/mg |
| Sermorelin | $5.90/mg | $7.00/mg |
| Tesamorelin | $7.00/mg | $5.00/mg |
| RetatrutideGuide → | $5.60/mg | $2.67/mg |
| TirzepatideGuide → | $4.33/mg | $3.67/mg |
| SemaglutideGuide → | $9.00/mg | $7.00/mg |
| MOTS-c | $3.50/mg | $3.00/mg |
| Bacteriostatic Water | $1.90/mL | $2.00/mL |
| CJC-1295 + Ipamorelin | $5.00/mg | $8.00/mg |
| BPC-157 + TB-500 | $4.55/mg | $5.00/mg |
How they compare: the verdict
Zeptix Labs takes this matchup by a clear margin, 8.17 to 7.71 on the published formula. Its biggest edge is shipping & refunds, where it scores 10.0 against Honest Peptide's 8.0.
It isn't a clean sweep. Honest Peptide actually edges ahead on operating history (2.8 vs 1.3), so if that factor matters most to you it's worth weighing.
On lab evidence, the heaviest-weighted factor, both Honest Peptide and Zeptix Labs have independently verified third-party COAs, so the gap comes down to the other categories.
Across the 14 peptides both carry, pricing is evenly split (Honest Peptide 7, Zeptix Labs 7). The price-for-price table below has the detail, per mg (or per IU or mL for products sold that way).
Affiliate links: we may earn a commission if you buy. It never changes a score or rank.
Honest Peptide vs Zeptix Labs: FAQ
Honest Peptide or Zeptix Labs: which is better?
Zeptix Labs takes this matchup by a clear margin, 8.17 to 7.71 on the published formula. Its biggest edge is shipping & refunds, where it scores 10.0 against Honest Peptide's 8.0. It isn't a clean sweep. Honest Peptide actually edges ahead on operating history (2.8 vs 1.3), so if that factor matters most to you it's worth weighing. On lab evidence, the heaviest-weighted factor, both Honest Peptide and Zeptix Labs have independently verified third-party COAs, so the gap comes down to the other categories. Across the 14 peptides both carry, pricing is evenly split (Honest Peptide 7, Zeptix Labs 7). The price-for-price table below has the detail, per mg (or per IU or mL for products sold that way).
Do Honest Peptide and Zeptix Labs both use third-party testing?
Honest Peptide: independently verified third-party COAs. Zeptix Labs: independently verified third-party COAs.
How was this comparison scored?
Both vendors are scored on the identical published formula: lab credibility 55%, shipping 20%, pricing 15%, operating history 5%, transparency 5%. When third-party testing cannot be independently verified, a testing gate holds the score under a cap that starts at 6.0 and rises by at most 2.5 points for operating history, shipping and reviews. Neither vendor can pay to change a score.
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