Hexarelin vs MK-677
Research Verdict
MK-677 is the stronger research reference for the stated comparison criteria. MK-677: oral, Merck Phase 3 datasets (Nass 2008, elderly), 24-hour half-life.
Quick Answers
Which is better, Hexarelin or MK-677?
MK-677 is the stronger research reference for the stated comparison criteria. MK-677: oral, Merck Phase 3 datasets (Nass 2008, elderly), 24-hour half-life.
What is the key difference between Hexarelin and MK-677?
MK-677 is oral with non-pulsatile 24-hour GH elevation; hexarelin is injectable producing GH pulses with cardiovascular CD36 effects - oral convenience and continuous GH vs. pulsatile GH with cardiac pharmacology.
Evidence Comparison
MK-677: oral, Merck Phase 3 datasets (Nass 2008, elderly), 24-hour half-life. Hexarelin: injectable, smaller pharmacological studies, but unique CD36 cardiac receptor binding data (Bodart 2002). MK-677 has larger clinical datasets; hexarelin has the cardiovascular CD36 dimension.
Evidence Context Favoring Hexarelin
Cardiovascular GH secretagogue research or CD36-focused cardiac studies.
Evidence Context Favoring MK-677
Oral convenience, chronic dosing studies, or research requiring larger published human safety databases.
Side-by-Side Snapshot
| Evidence grade | Hexarelin: Level C MK-677: Level B |
|---|---|
| Research status | Hexarelin: Phase 2 MK-677: Phase 3 |
| Primary category | Hexarelin: Growth Hormone MK-677: Growth Hormone |
| Cited studies | Hexarelin: 2 MK-677: 4 |