GH Secretagogues
Tesamorelin
FDAFDA-approved GHRH analog with the strongest visceral fat reduction data.
Sermorelin
Tier 2First-generation GHRH analog — short half-life produces clean, physiological GH pulses.
CJC-1295 (with DAC)
Tier 2Long-acting GHRH analog — DAC modification extends half-life to 6+ days.
Mod GRF 1-29 (CJC-1295 no DAC)
Tier 2The pulsatile cousin of CJC-1295 — short half-life, clean pulses, ideal stack with ipamorelin.
Ipamorelin
Tier 2The cleanest GHRP — selective GH release with no significant cortisol or prolactin elevation.
GHRP-2
Tier 2Stronger GH release than ipamorelin, with cortisol and appetite trade-offs.
MK-677 (Ibutamoren)
Tier 2The only orally bioavailable GH secretagogue — sustained GH/IGF-1 elevation in pill form.