Tirzepatide (TIRZ)

Metabolic FDA approved

Reviewed by The Peptide Dispatch Editorial Team · Last reviewed July 6, 2026

TL;DR — Tirzepatide at a Glance

Tirzepatide (TIRZ) is a metabolic peptide, at the fda approved stage in the published literature. Dual GIP/GLP-1 receptor agonist showing superior weight loss compared to GLP-1 agonists alone. Brand names include Mounjaro and Zepbound.

Dual GIP/GLP-1 receptor agonist showing superior weight loss compared to GLP-1 agonists alone. Brand names include Mounjaro and Zepbound.

Key Data

Research StatusFDA approved
Half-Life~5 days
AdministrationSubcutaneous injection
Doses Reported in Published Studies2.5-15 mg weekly

Mechanism of Action

Activates both GIP and GLP-1 receptors for enhanced metabolic effects and greater weight loss.

Reported Benefits

Frequently Asked Questions

What is Tirzepatide?

Dual GIP/GLP-1 receptor agonist showing superior weight loss compared to GLP-1 agonists alone. Brand names include Mounjaro and Zepbound.

How does Tirzepatide work?

Activates both GIP and GLP-1 receptors for enhanced metabolic effects and greater weight loss.

What is the research status of Tirzepatide?

Tirzepatide is at the following stage in the published literature: FDA approved. All information is for research and educational purposes only.

What is the half-life of Tirzepatide?

Reported half-life: ~5 days.

How is Tirzepatide administered in research?

Reported administration route in the literature: Subcutaneous injection. This is not a recommendation for human use.

Educational content, not medical advice. Effects described are drawn from cited research in study subjects.

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