Preliminary EvidenceResearch OnlyWADA Prohibited

AOD-9604: What the Research Shows

Also known as: Advanced Obesity Drug 9604, Anti-Obesity Drug 9604, Tyr-hGH Fragment 177-191

A modified fragment of human growth hormone studied for fat metabolism without the growth-promoting effects of full GH.

This content is for educational purposes only and is not medical advice. Consult a qualified healthcare provider before making any health decisions. Full disclaimer

Quick Facts

Category⚖️ Weight Loss
Amino Acids16
Molecular Weight1815.08 Da
FormulaC78H125N23O23S2
FDA StatusResearch Only
Evidence RatingPreliminary
Human TrialsYes (1)
WADA StatusProhibited (since 2022)
Routessubcutaneous, oral
Last Reviewed2026-03-11

Regulatory Status

Not FDA-approved. Has GRAS (Generally Recognized as Safe) status as a food additive only. Not approved as a drug.

Researched Applications

Fat metabolismWeight loss

Key Research (1 studies cited)

A double blind placebo controlled study of the effects of AOD9604 in overweight and obese subjects

human rct

Stier H, et al. (2013) — Journal of Obesity & Weight Loss Therapy — n=300

Small RCT testing AOD-9604 in overweight subjects. Results were not statistically significant for weight loss compared to placebo.

Key finding: AOD-9604 failed to produce statistically significant weight loss compared to placebo in a clinical trial.

About this article: Written by the PeptideMark Research Team. Last reviewed 2026-03-11. All factual claims are cited to peer-reviewed sources. PubMed links open in a new tab for independent verification. Editorial methodology · Medical disclaimer

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Last reviewed: 2026-03-11