AOD 9604

AOD 9604 is a peptide derived from a portion of human growth hormone and has been investigated for effects on lipid metabolism. Its proposed relevance to body composition should not be interpreted as established effectiveness for reducing body weight or maintaining muscle tissue.

Human growth hormone participates in both metabolic regulation and growth-related signaling. The guide presents AOD 9604 as an attempt to isolate selected metabolic properties of the parent hormone, although the supplied material does not establish the extent of that selectivity.

The guide attributes the peptide's proposed activity to increased mobilization of stored lipids and changes in fat handling. It also proposes that these actions can be separated from broader growth hormone effects, but provides insufficient mechanistic detail to confirm specific signaling pathways or molecular interactions.

1. 01

   Molecular target

2. 02

   Cellular signal

3. 03

   Biological process

LEVEL 02 · Preclinical research

Laboratory or animal research exists. Findings do not transfer reliably to people.

Evidence levels reflect the state of documented research only. They are not rankings of popularity, quality or suitability, and a higher level never implies that a compound is an approved medicine.

The source describes AOD 9604 as a hormone-derived fragment intended to influence adipose tissue while limiting broader growth-related activity. It associates the compound with possible reductions in body fat and retention of muscle tissue. The guide also characterizes tolerability favorably and mentions transient local skin reactions, but the extracted notes contain no study references supporting these statements.

Source: The Complete Guide to Peptides: Unlocking the Secrets to Health, Healing and Longevity — Hack Smith, Chapter 6, Introduction to Peptides (page references not verified)

Summarised in our own wording from the cited reference. The reference is a popular guide, not peer-reviewed literature; its statements are reported here as source claims rather than established facts.

Dosage, reconstitution and administration guidance is deliberately excluded from this platform.

The supplied material does not establish clinically meaningful effects on body composition or demonstrate separation from other hormone-related actions. The quality, scope, and reproducibility of the referenced human research cannot be assessed without identifiable studies.

Safety data are limited, and the guide's favorable characterization does not establish a comprehensive safety profile. Longer-term risks and the frequency of adverse effects remain unclear from the supplied material. This information is not medical advice.

Research-stage compound unless otherwise established by a competent authority. Regulatory classification differs between jurisdictions and can change over time; nothing here indicates marketing authorisation.

Primary reference for this entry:

The Complete Guide to Peptides: Unlocking the Secrets to Health, Healing and Longevity — Hack Smith, Chapter 6, Introduction to Peptides (page references not verified)

Suggested literature search terms taken from the source. They are search starting points, not citations to specific studies.

• “AOD 9604 fat loss study”
• “Human growth hormone fragment AOD 9604”
• “AOD 9604 peptide clinical trials”

Editorial status

source reviewed

Last updated

2026-09-14

Last reviewed

2026-09-13

Language

EN