Rated Peptides
Compare · October 2026

Modern Aminos vs Pure Peptide Labs

Pure Peptide Labs scores higher, 7.2 to 1.6 out of 10. Pure Peptide Labs lets you open its certificates before you order; Modern Aminos does not, and on a first order that gap matters more than price. Pure Peptide Labs takes cards and Modern Aminos does not, which settles it if you want chargeback rights.

Updated · Editorial scores, not user reviews

1.6
Editors' scoreWeak · #49 of 49Editorial score, not user reviews.
Quality0.8
Trust1.8
Value4.0
Experience1.9
7.2
Editors' scoreGood · #5 of 49Editorial score, not user reviews.
Quality8.6
Trust5.3
Value5.0
Experience7.1

At a glance

The same facts for both, side by side.

Modern Aminos

  • StatusTrading
  • BasedUS
  • Trading sinceNot published
  • Outside laboratoryNot verified
  • Laboratory namedNone
  • Certificates open to allNot verified
  • Certificates per lotNot verified
  • Reference vialNot listed
  • Free shipping fromNot stated
  • Ways to payNot stated
  • Ships abroadNot verified
  • CatalogNot counted
  • FDA letterNone on record

Pure Peptide Labs

  • StatusTrading
  • BasedCedar Park, TX
  • Trading since2024
  • Outside laboratoryYes
  • Laboratory namedFreedom Diagnostics, Kovera Labs, MDx BioAnalytical Laboratory, Precision Mass Spec
  • Certificates open to allYes
  • Certificates per lotYes
  • Reference vialNot listed
  • Free shipping from$0
  • Ways to paycard, ach
  • Ships abroadNo
  • CatalogAbout 63; vials, blends
  • FDA letterNone on record

Both companies sell materials labeled for laboratory research use only. Full reviews: Modern Aminos review · Pure Peptide Labs review · all comparisons.

Keep comparing

The guide that explains the biggest gap here, the lists both are on, and nearby match-ups.

Questions

So, Modern Aminos or Pure Peptide Labs?

Pure Peptide Labs scores higher, 7.2 to 1.6 out of 10. Pure Peptide Labs lets you open its certificates before you order; Modern Aminos does not, and on a first order that gap matters more than price. Pure Peptide Labs takes cards and Modern Aminos does not, which settles it if you want chargeback rights. The widest gap is in quality, where Pure Peptide Labs leads.

Can I read a certificate from each before I order?

We could not find open certificates at Modern Aminos. Pure Peptide Labs posts certificates anyone can open, each tied to a lot.

Are these user reviews?

No. Both scores come from our published formula applied to facts on each supplier’s own pages and in public records. Nobody can submit a rating here.