GHRP-6 — dosage, half-life & reference guide

Growth hormone peptide · also known as Growth Hormone Releasing Peptide-6

The original growth hormone releasing peptide with one standout effect: massive appetite stimulation. GHRP-6 is useful for people who need to eat more (hardgainers, recovery from illness), but the hunger can be overwhelming for those trying to stay lean. Also raises cortisol and prolactin.

Commonly-researched dose ranges

GHRP-6 is commonly researched at 100–300 mcg, 2–3x daily, by SubQ injection. These are reference ranges from the literature and community use, not a prescription.

Half-life

Estimated half-life: ~15–60 min. See how it accumulates in the half-life calculator.

Safety & interactions

Commonly reported effects: strong appetite increase, water retention, fatigue, cortisol elevation, prolactin elevation. Discuss with your clinician.

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