All products are supplied for laboratory research use only — not for human or veterinary use.

Peptide Medix · Research catalog

News

Research notes & catalog updates

What we're seeing in the literature, what's moving in the catalog, and the practical implications for anyone specifying research materials.

Latest

Peptide Storage in Hot Weather: What Degrades and What Doesn't

Heat affects lyophilised and reconstituted peptides very differently. The chemistry of what degrades in summer transit, and the visual flags to check.

Aug 22, 2026 · 4 min read

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Aug 2, 2026

GHK-Cu: 50 Years of Copper Peptide Research

GHK-Cu from its 1970s isolation to modern cosmetic and matrix research: coordination chemistry, what the studies examined, and how to handle it in the lab.

4 min read

Jul 13, 2026

What 'Research Use Only' Means After the 2025–2026 FDA Enforcement Wave

Research use only is a distribution category, not a quality grade or a loophole. What the 2025–2026 enforcement wave changed for peptide labs and vendors.

4 min read

Jun 23, 2026

The Next GLP-1s: Amycretin, Ecnoglutide, Orforglipron and Survodutide Compared

Amycretin, ecnoglutide, orforglipron and survodutide compared for research: receptor targets, peptide vs small molecule, and how to pick a standard.

4 min read

Jun 3, 2026

CJC-1295, Ipamorelin, Sermorelin: The GH Secretagogue Landscape Explained

Two mechanisms, not one: GHRH analogs versus ghrelin receptor agonists. Structures, molecular weights, selectivity and the CJC-1295 naming problem.

4 min read

May 14, 2026

Retatrutide Explained: What the Published Phase-3 Data Reported (2026 Update)

Retatrutide in 2026: what the published phase-2 and TRIUMPH phase-3 data actually reported, how the triple agonist works, and what is still missing.

4 min read

Apr 24, 2026

CagriSema and Amylin Analogs: Why Researchers Pair Cagrilintide with Semaglutide

Why cagrilintide is paired with semaglutide: amylin receptor biology, the CagriSema trial record, fixed-ratio blends and how to read a two-component COA.

4 min read

Apr 4, 2026

Choosing a Research Peptide Vendor in 2026: 9 Things That Actually Matter

Nine checks that separate a documented research peptide supplier from a repackager: lot COAs, MS identity, net peptide content, traceability and labeling.

5 min read

Mar 15, 2026

BPC-157 Research in 2026: What Has Been Studied, What Hasn't

An honest map of the BPC-157 literature in 2026: the rodent and in-vitro work that exists, the human data that does not, and the regulatory position.

5 min read

Feb 23, 2026

KLOW, GLOW and Wolverine: How Recovery Blends Are Composed

What is actually in KLOW, GLOW and Wolverine research blends, why mass ratios mislead, and how to read a multi-component peptide certificate of analysis.

5 min read

Feb 3, 2026

How to Read a Peptide COA Like a Chemist

Read a peptide certificate of analysis like an analyst: chromatogram conditions, charge-state maths, net peptide content and the red flags that matter.

5 min read

Jan 14, 2026

TB-500 vs Thymosin Beta-4: A Fragment Is Not the Whole Protein

TB-500 is a short acetylated fragment; thymosin beta-4 is a 43-residue protein. Most published biology belongs to the protein. How to tell them apart.

5 min read

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The guides section covers individual molecules, head-to-head comparisons, handling and the documentation that should accompany a lot.

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