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MK-677 is a first-in-class ghrelin mimetic that increases both GH and IGF-1 levels without altering cortisol or testosterone, offering anabolic potential with minimal endocrine disruption. Murphy et al., Nature Reviews Drug Discovery How Does MK-677 Work

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This approach may offer more comprehensive cognitive benefits compared to traditional nootropics

However, there is currently no robust clinical evidence confirming that the combination directly increases collagen production in humans, and further research is required

The 2 mL option (5 mg/mL) keeps volumes small, which means less discomfort at the injection site and more precise measurements