Unlike older GHRPs (Growth Hormone-Releasing Peptides), which may overstimulate multiple endocrine pathways, Ipamorelin acts by binding to ghrelin receptors , stimulating GH secretion in a controlled and predictable manner
Dosing, Protocols, and Expected Results Important Disclaimer: There is no universally approved or standardized protocol for combining these peptides
Dec 23, 2025 Your testosterone isn't what it used to be

Mechanism of Action Binds to ghrelin receptors (GHSR1a) in the hypothalamus Stimulates the pituitary gland to release growth hormone Increases circulating levels of IGF1 , a powerful anabolic hormone Enhances deep sleep stages and GH pulsatility over time Works systemically with no injection required MK677 increases serum GH and IGF1 levels to those seen in young adults, supporting muscle growth and improved body composition. Smith et al., The Journal of Clinical Endocrinology & Metabolism Applications Muscle preservation and hypertrophy Improved sleep, recovery, and GH output Long-term fat loss and recomposition Off-cycle muscle retention Age-related GH decline or recovery support Delivery Taken orally (1025 mg/day) Long half-life (~24 hours) allows once-daily dosing Typically cycled for 812 weeks , or used continuously at low doses CJC1295 Overview and How It Works CJC1295 is a synthetic growth hormone-releasing hormone (GHRH) analog that stimulates the pituitary gland to increase natural growth hormone (GH) secretion

In addition, the supplementation of selenium, alone or together with vitamin E, did not show any benefits regarding the risk of prostate, lung, or colorectal cancers after 5.5 years of follow-up (86, 87)