MK-677 (Ibutamoren) Ibutamoren, often called MK-677, like ipamorelin is a selective growth hormone secretagogue receptor (GHSR) agonist, meaning it stimulates the release of the muscle and bone-supporting growth hormone that your body naturally makes (14) while also having appetite-stimulating properties
Second messenger-regulated protein kinases in the brain: their functional role and the action of antidepressant drugs J Neurochem 2000
The results indicate improvements in sleep efficiency and a reduction in sleep latency, although the effects were statistically moderate
Contraindications Do not use if you have: Known hypersensitivity to any of the ingredients Severe kidney disease Conditions leading to hypervitaminosis E Consult your doctor if you are pregnant, breastfeeding, or taking other medications
Researchers who opt to administer GHK-Cu via injection should note that most side effects observed, including nausea and redness/pain at injection site, more commonly result from the injections than the peptide itself
Stop use if hypersensitivity occurs