Peptidology
Education library

Learn the lab fundamentals

Read the documentation before you read the marketing. COAs, analytical methods, sterility testing, and what Research Use Only actually means.

19 guides · 5 topics · Regulations · Research Use Only — not for human or animal consumption.

Peptidology is US-operated; guides may emphasize FDA context — local rules differ.

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Showing 10 of 19 guides

Laboratory technician examining a sample through a microscope.
Regulations

What "Research Use Only" Actually Means

RUO is a regulatory and labeling category, not a wink. Here is what the designation does and does not cover.

Updated 2026-05-28

Laboratory bench with organized test tubes and research equipment.
Regulations

Are Peptides Legal? A Research-Use Guide

How FDA-approved peptide drugs, compounding, and research-use-only catalog supply differ — and why "legal" depends on context, not chemistry.

Updated 2025-08-14

Scientist handling test tubes in a clinical laboratory setting.
Regulations

Legalized Peptides vs. Research-Use-Only Supply

Compounding access, clinic peptides, and internet RUO catalogs are different supply chains — not interchangeable categories.

Updated 2025-09-21

Colorful test tubes in a laboratory rack.
Regulations

FDA-Approved Peptides: What the Agency Has Cleared

A reference frame for peptide drugs the FDA has approved — distinct from catalog research peptides that share similar names.

Updated 2025-10-29

Microscope on a laboratory bench for scientific research.
Regulations

FDA RUO Guidance: Key Points for Buyers

What FDA has said about Research Use Only products — and how to read vendor claims against that framework.

Updated 2025-11-17

Laboratory purification equipment in a research facility.
Regulations

Investigational Use Only (IUO) vs. Research Use Only (RUO)

Two FDA-facing labels that vendors often conflate — and why the difference matters for laboratory buyers.

Updated 2026-01-07

Labeled test tubes in a laboratory rack.
Regulations

GMP vs. Research Grade: What the Grade Label Means

Good Manufacturing Practice applies to approved drug production — not every lyophilized catalog peptide.

Updated 2026-02-13

Laboratory test tube with blue cap on a clean surface.
Regulations

Research Peptide Labeling Requirements (RUO, SDS, Lot)

What should appear on a vial label and shipping paperwork for RUO peptides — and what marketing copy cannot substitute.

Updated 2026-03-04

Laboratory vials with liquids in a modern research setting.
Regulations

SDS / Safety Data Sheets for Research Peptides

What an SDS covers for RUO peptides, what it leaves out, and when your institution will ask for one.

Updated 2026-03-22

Researcher using a microscope in a laboratory.
Regulations

Import and Customs Considerations for Research Peptides

Cross-border RUO orders raise documentation, declared value, and classification questions — plan before the shipment arrives.

Updated 2026-04-11