Research-grade · ≥99% purity

Precision peptides for serious research.

PEPTHOS supplies high-purity research peptides — third-party tested for identity and purity, and shipped fast with a Certificate of Analysis on every order.

Browse catalog Why PEPTHOS
≥99%
HPLC-verified purity
12
Compounds in stock
100%
Orders ship with a COA

Every order includes

  • Certificate of Analysis — HPLC purity & identity
  • Lyophilized powder in tamper-evident vials
  • Free shipping on orders over $200

Third-party tested

Independent labs verify purity & identity.

≥99% purity

HPLC purity & identity confirmed on every batch.

Fast, discreet shipping

Same-day dispatch on orders before 2pm.

Quality guaranteed

Not satisfied with a batch? We'll make it right.

Catalog

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For laboratory research use only. Products offered by PEPTHOS are intended exclusively for in-vitro laboratory research and development. They are not intended for human or animal consumption, nor for any therapeutic, diagnostic, or cosmetic use. By ordering you confirm you are a qualified researcher aged 21+.