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GHRP-2

Also: Pralmorelin

Strong GH release with modest cortisol elevation — older but effective.

Evidence
emerging
Legal status
research only
Half-life
~30 minutes
Routes
subq
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What it is

GHRP-2 was one of the first synthetic GH-releasing peptides developed and remains widely used in research. It produces a sharper GH pulse than Ipamorelin but with a small rise in cortisol and prolactin.

Mechanism

Ghrelin receptor agonist that triggers a strong, short GH pulse.

Outcomes it's matched to
Safety

Mild flushing and brief appetite spike are common. Long-term safety data is limited.

  • Active malignancy
Legal context

Research use only. WADA-prohibited.

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