Dr. Aimen Arij

What Is a GLP‑1? A Complete Guide for Peptide and Health Enthusiasts

GLP-1 (glucagon-like peptide-1) is a hormone the gut releases after you eat. It tells the pancreas to release insulin when blood sugar…

Retatrutide vs Tirzepatide (GLP‑1/GIP vs Triple Agonist): The Clear, Data‑Driven Comparison

The short version: tirzepatide is approved and hits two receptors (GIP and GLP-1); retatrutide is investigational and hits three (GIP, GLP-1 and…

What Is Tirzepatide (Mounjaro/Zepbound) & How Does It Work?

Tirzepatide is a once-weekly peptide that activates two receptors, GIP and GLP-1, and it is sold by Eli Lilly as Mounjaro for…

What is Retatrutide? Understanding the Triple‑Receptor Agonist Reshaping Weight‑Loss Therapies

Retatrutide (development code LY3437943, often shortened to “GLP-3” in community shorthand) is a single peptide that activates three receptors at once: GLP-1,…