October 2026 issue · Editors' star ratings, never reader reviews · How we rate
Rated.Peptides

A buyer's magazine for research peptide suppliers

Head to head · October 2026

Nexaph or Simple Peptide?

On our stars Simple Peptide comes out ahead, 3.4 to 3.2. Nexaph lets you open its certificates before you order; Simple Peptide does not, and for a first order that gap matters more than any price. Both take cards.

Nexaph
No. 15 of 49 · read the review
3.2 / 5
Editors’ rating, not reader reviews
Paperwork3.5
Company2.0
Price3.8
Shopping4.0
3.4 / 5
Editors’ rating, not reader reviews
Paperwork3.8
Company3.5
Price2.0
Shopping3.3

At a glance

Nexaph

  • StatusTrading
  • BasedNot published
  • Trading sinceNot published
  • Outside laboratoryYes
  • Laboratory namedJanoshik Laboratory
  • Certificates open to allYes
  • Certificates per lotNot verified
  • Reference vialNot listed
  • Free shipping from$200
  • Ways to paycard
  • Ships abroadYes
  • ShelfAbout 60; vials, kits, ampules
  • FDA letterNone on record

Simple Peptide

  • StatusTrading
  • BasedDelray Beach, FL
  • Trading since2019
  • Outside laboratoryYes
  • Laboratory namedFreedom Diagnostics Testing (Franklin, TN)
  • Certificates open to allNot verified
  • Certificates per lotYes
  • Reference vialNot listed
  • Free shipping fromNot stated
  • Ways to paycard, bank
  • Ships abroadNo
  • ShelfNot counted; vials, strips, oral, skincare
  • FDA letterNone on record

Both companies sell materials labeled for laboratory research use only. Full reviews: Nexaph · Simple Peptide.

Reader questions

So, Nexaph or Simple Peptide?

On our stars Simple Peptide comes out ahead, 3.4 to 3.2. Nexaph lets you open its certificates before you order; Simple Peptide does not, and for a first order that gap matters more than any price. Both take cards. The widest gap between them is in price, where Nexaph leads.

Can I read a certificate from each before I order?

At Nexaph the certificates are open to anyone. At Simple Peptide we could not find certificates posted openly.

Are these reader reviews?

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