GLP-1 vs GIP: How Semaglutide and Tirzepatide Work
GLP-1 and GIP are gut hormones behind semaglutide and tirzepatide. Learn what each receptor does, why tirzepatide is a dual agonist, and what is still unproven.
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Knowledge Hub
Evidence-based guides to medicines, active ingredients and emerging research.
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Mechanisms -
Research Retatrutide Explained: Mechanism, Clinical Research and Current Status
Retatrutide is an investigational GIP, GLP-1 and glucagon receptor agonist. What the trials show, what remains unknown, and why it is not an approved medicine.
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Comparisons Finasteride vs Minoxidil: Different Approaches to Hair Loss
Finasteride and minoxidil treat pattern hair loss in different ways. Compare mechanisms, evidence, oral and topical forms, UK and US status and safety.
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Research BPC-157: What the Evidence Actually Shows
BPC-157 is an unapproved research peptide. We separate animal, laboratory and human evidence from online claims and explain its FDA, UK and anti-doping status.
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Comparisons Semaglutide vs Tirzepatide: Understanding the Differences
Compare semaglutide and tirzepatide, including SURMOUNT-5 results, weight-loss outcomes, mechanisms, safety and oral formulations.
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Guides What Are Peptides? A Guide to Peptide Medicines and Research
Discover what peptides are, how peptide medicines work, and why approved therapies differ from investigational compounds such as BPC-157.
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Comparisons Finasteride vs Dutasteride: Mechanisms and Clinical Evidence
An evidence-based comparison of finasteride and dutasteride for hair loss and prostate enlargement, covering DHT, clinical trials, safety and PSA monitoring.