Amino USA vs Mizan Supply
Two top US peptide sources scored on the identical published formula: lab credibility, shipping, pricing, operating history, and transparency.
- Amino USA
- 7.61/10
Amino USA
- Mizan Supply
- 7.83/10
Mizan Supply
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Factor by factor
- 7.8Lab Credibilityweight 55%8.2
- 8.0Shipping & Refundweight 20%8.0
- 7.9Pricingweight 15%8.9
- 4.2Operating Historyweight 5%0.7
- 6.5Transparencyweight 5%7.0
- 48Certificates confirmed at the lab18
- 2Labs named on certificates2
Show as a table
| Category | Amino USA | Mizan Supply |
|---|---|---|
| Lab Credibility | 7.8 | 8.2 |
| Shipping & Refund | 8.0 | 8.0 |
| Pricing | 7.9 | 8.9 |
| Operating History | 4.2 | 0.7 |
| Transparency | 6.5 | 7.0 |
| Overall | 7.61 | 7.83 |
Products both carry, price for price
| Peptide | Amino USAper unit | Mizan Supplyper unit |
|---|---|---|
| BPC-157Guide → | $5.67/mg | $3.50/mg |
| TB-500Guide → | $8.00/mg | $5.50/mg |
| GHK-CuGuide → | $0.50/mg | $0.45/mg |
| Semax | $2.50/mg | $3.50/mg |
| Selank | $5.00/mg | $3.50/mg |
| Tesamorelin | $9.00/mg | $5.50/mg |
| Cagrilintide | $10.20/mg | $8.00/mg |
| BPC-157 + TB-500 | $8.25/mg | $3.75/mg |
| Cartalax | $2.75/mg | $5.80/mg |
| DSIP | $9.00/mg | $4.50/mg |
| Epitalon | $3.00/mg | $3.50/mg |
| Kisspeptin-10 | $10.00/mg | $8.80/mg |
| KPV | $5.50/mg | $4.00/mg |
| MOTS-c | $3.63/mg | $4.50/mg |
| NAD+ | $0.30/mg | $0.11/mg |
How they compare: the verdict
Mizan Supply takes this matchup by a razor-thin margin, 7.83 to 7.61 on the published formula. Its biggest edge is pricing, where it scores 8.9 against Amino USA's 7.9.
It isn't a clean sweep. Amino USA actually edges ahead on operating history (4.2 vs 0.7), so if that factor matters most to you it's worth weighing.
On lab evidence, the heaviest-weighted factor, both Amino USA and Mizan Supply have independently verified third-party COAs, so the gap comes down to the other categories.
Across the 15 peptides both carry, Mizan Supply is cheaper per unit more often (Amino USA wins on 4, Mizan Supply on 11). The price-for-price table below has the detail, per mg (or per IU or mL for products sold that way).
Amino USA vs Mizan Supply: FAQ
Amino USA or Mizan Supply: which is better?
Mizan Supply takes this matchup by a razor-thin margin, 7.83 to 7.61 on the published formula. Its biggest edge is pricing, where it scores 8.9 against Amino USA's 7.9. It isn't a clean sweep. Amino USA actually edges ahead on operating history (4.2 vs 0.7), so if that factor matters most to you it's worth weighing. On lab evidence, the heaviest-weighted factor, both Amino USA and Mizan Supply have independently verified third-party COAs, so the gap comes down to the other categories. Across the 15 peptides both carry, Mizan Supply is cheaper per unit more often (Amino USA wins on 4, Mizan Supply on 11). The price-for-price table below has the detail, per mg (or per IU or mL for products sold that way).
Do Amino USA and Mizan Supply both use third-party testing?
Amino USA: independently verified third-party COAs. Mizan Supply: 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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