Research guides

What each compound is, what the studies measured and what is still open. Every figure carries its source. Written for the laboratory, not the clinic.

All topics Metabolic Cognitive research Mitochondria Skin Tissue repair Lab practice

CompoundEvery compound Tirzepatide Semaglutide Retatrutide Cagrilintide Selank Semax SS-31 MOTS-c NAD+GHK-Cu Bacteriostatic Water

MetabolicPodcast

What is tirzepatide? The dual agonist and how it compares

Tirzepatide is a peptide that activates both the GIP and GLP-1 receptors. This guide covers how it works, what its trials measured and how it sits beside semaglutide, retatrutide and cagrilintide without ranking them.

21 October 2026 · 20 min read

MetabolicPodcast

What is cagrilintide? The amylin analogue and its trials

A long-acting analogue of amylin, the pancreatic hormone that signals fullness, and still investigational: what amylin does, what the monotherapy trial measured, and how it is studied with semaglutide.

16 October 2026 · 19 min read