Research Journal

Notes from the lab

Protocols, compound breakdowns, and field notes for the research community, updated regularly by our team.

Retatrutide: Literature on Triple Receptor Agonism

A survey of the published literature describing retatrutide (LY3437943), a single-molecule agonist reported to engage the GLP-1, GIP, and glucagon receptors, and what structural studies have revealed about its binding.

7 min read

Science

GHK-Cu: Copper Tripeptide Research and Gene Expression

What published studies report about the copper-binding tripeptide GHK-Cu, including its documented effects on antioxidant gene expression and extracellular matrix remodeling in cell and tissue models.

6 min read

Science

BPC-157 and TB-500: Combination Data in Tendon Models

A review of preclinical work examining BPC-157 and synthetic thymosin beta-4 (TB-500) individually and in combination, with emphasis on Achilles tendon healing models and the biomechanical endpoints reported.

6 min read

Science

Tesamorelin: A GHRH Analogue in the Published Record

Published trials of tesamorelin, a growth hormone-releasing factor analogue, and what they report about visceral adipose tissue, IGF-I, and lipid endpoints in controlled study populations.

7 min read

Testing

Third-Party Testing Explained

Why independent laboratory verification exists, what a third-party lab checks, and how batch records should be documented.

4 min read

Logistics

Cold Chain Logistics for Reference Materials

How lyophilized reference materials are packed, shipped, and stored so the material you receive matches the material that was tested.

5 min read

Quality

Understanding Peptide Purity Standards

How purity is measured, what HPLC and mass spectrometry actually report, and how to read a certificate of analysis.

6 min read