peptideAOD-9604
peptide

AOD-9604.

3.1
Reviewed by Pierson Riley — Founder, UtritionReviewed under Utrition’s editorial methodologyLast reviewed Jan 2026Allergen-free

A fragment of growth hormone researched for fat metabolism.

peptideresearchfat-lossexperimental
Evidence
C
Limited evidence
Best time
Morning
Research compound only
Typical dose
Primary use
Peptide
Quick answer

AOD-9604 in one minute. A fragment of growth hormone researched for fat metabolism. Take in the morning on an empty stomach. Research compound with unproven benefits.

What is AOD-9604?

AOD-9604 is a modified fragment (amino acids 177-191) of human growth hormone. It was researched for obesity but failed to show efficacy in Phase 2b/3 trials. Now marketed in the gray market despite limited evidence.

Research interest only

Keep reading

What is AOD-9604?

A fragment of growth hormone researched for fat metabolism.

AOD-9604 is a modified fragment (amino acids 177-191) of human growth hormone. It was researched for obesity but failed to show efficacy in Phase 2b/3 trials. Now marketed in the gray market despite limited evidence.

What the evidence says

The overall evidence grade for AOD-9604 is C (limited — early or preliminary data, mostly mechanistic or animal). Failed clinical trials for obesity. Limited evidence for marketed claims.

Specific findings with supporting evidence:

Best-supported outcomes:

Where marketing outpaces evidence:

Dose and timing

Take it in the morning on an empty stomach. Research compound only.

Who it's for, and who should skip it

Most relevant for:

Not appropriate for:

Safety and cautions

Caution: Failed trials. Did not meet efficacy endpoints in clinical trials. Important: Not FDA approved. Research compound with unproven benefits.

Common mistakes

Myths vs reality

A common misconception: AOD-9604 is a proven fat burner. In reality, it failed clinical trials for obesity.

How it interacts with other compounds

Questions people ask

Why did AOD-9604 fail trials? It did not show statistically significant fat loss compared to placebo.

Editorial note

This guide summarizes the published evidence on AOD-9604. It is educational content, not medical advice. Confirm with your clinician if you take prescription medications or manage a chronic condition.