Weight LossHormonesSubcutaneous

Retatrutide

Typical Dose

0.25–12 mg

Frequency

Weekly

Half-Life

~5-6 days

Research-use dosing; specific study population not established.

Retatrutide Overview

Mechanism of Action

Retatrutide is a triple agonist targeting GIP, GLP-1, and glucagon receptors simultaneously, producing robust effects on weight loss, blood sugar control, and energy expenditure.

Half-Life

~5-6 days

Timing

Same day each week

Alternatives in this class

Same mechanism as Retatrutide — use as an alternative, not combined together.

  • Semaglutide
  • Tirzepatide

Retatrutide Dosing Protocol

Titration

0.5 mg weekly, increasing monthly

Maintenance

4-12 mg weekly

Retatrutide Expected Timeline

No timeline data available.

Retatrutide Side Effects

Nausea

Diarrhea

Decreased appetite

Injection site reactions

Retatrutide Research Studies

No studies referenced.

Retatrutide FAQ

How is Retatrutide different from Semaglutide?

Retatrutide targets three receptors (GIP/GLP-1/glucagon) vs. Semaglutide's single GLP-1 target.

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