Head-to-head comparison
MK-677 vs Sermorelin
Physician-reviewed comparison
MK-677
Clinical DataResearch Only
An oral growth hormone secretagogue that mimics ghrelin to stimulate GH and IGF-1 release.
Sermorelin
Clinical DataLegal to Compound
A GHRH analog that stimulates natural growth hormone release from the pituitary gland.
Quick Comparison
| Dimension | MK-677 | Sermorelin |
|---|---|---|
| Category | growth hormone secretagogue | growth hormone secretagogue |
| Classification | Non-peptide Growth Hormone Secretagogue (Ghrelin Mimetic) | Growth Hormone Releasing Hormone Analog |
| Evidence Rating | Clinical Data | Clinical Data |
| Regulatory Status | Research Only | Legal to Compound |
| Delivery | Oral capsule, Oral liquid | Subcutaneous injection |
| Complexity | 4 / 5 | 4 / 5 |
| Refrigeration | Not required | Required |
Dosing Comparison
MK-677
GH Secretagogue (Oral)
10–25 mg · daily
Sermorelin
GH Optimization (Clinic Protocol)
200–500 mcg · daily
Can You Stack Them?
No known direct interaction between MK-677 and Sermorelin in our database. However, always consult your provider before combining compounds.
Medical Disclaimer
This comparison is for educational purposes only. Individual responses vary. Consult a qualified healthcare provider before using any compound.