Peptide library / Digestive & weight / Fragment 176-191
Fragment 176-191
A piece of growth hormone sold for fat loss, closely related to AOD-9604.
Effects studied or claimed
What it is used or promoted for, and where each effect has actually been seen
- Fat loss, claimedAnimals
How it is thought to work
It is the fat-breakdown region of growth hormone, without the parts that drive growth or raise blood sugar.
What the evidence shows
Animal studies showed fat loss. The closely related AOD-9604 failed to show meaningful weight loss in a large human trial.
Safety and unknowns
Human safety is unknown. Products sold online are not quality-controlled.
Regulatory status
Not approved. Banned in sport.
Regulatory status changes quickly. This entry was last reviewed on 27 October 2026. Confirm current status with the FDA before relying on it.
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General information, not medical advice. Do not buy or inject unregulated peptides.