Church of PeptidesSearch
Identity before classification

Peptides vs. Non-Peptides

The word peptide describes molecular structure. It does not automatically establish safety, effectiveness, approval, or even that a marketed product is actually a peptide.

Plain-language guide

What is a peptide?

A peptide is a chain of amino acids joined by peptide bonds. Size, sequence, structure, delivery, and biological target all affect what that chain may do.

Plain-language guide

Visitors in the Narthex

NAD+A nucleotide-derived coenzyme—not a peptide.MICA marketing abbreviation for a mixture—not a single peptide.
Related distinctions

Peptides and combinations

Melanotan IIA peptide whose unapproved status and disputed marketing place it in the Apocrypha.Stacks and combinationsJudged as combinations rather than inheriting the evidence of their components.
Plain-language guide

The practical rule

First confirm identity. Then ask what evidence exists, what product or formulation was studied, and what regulators have actually authorized.

Sacred footnotes

Primary reference points

  1. NLM MeSH · Peptides
  2. PubChem · NAD+

The Narthex keeps these relevant non-peptide visitors visible without placing them inside the Peptide Canon.

Editorial review: Church of Peptides Editorial Desk · Independent clinical review: none to date.

Educational information only. No diagnosis, dosing, prescribing, purchasing, or individualized treatment advice.