§ Same category · GH-stack peptides
GCP vs MGF
Side-by-side price comparison across every tracked vendor. Updated every 4–6 hours.
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GCP
0
vendors tracked
MGF
0
vendors tracked
GCP
Vendor growth-peptide complex
No current listings at 5mg.
MGF
Muscle-targeted IGF-1 splice variant
No current listings at 5mg.
About GCP
Vendor-branded growth-peptide complex. Composition varies; verify COA.
About MGF
Mechano Growth Factor — a splice variant of IGF-1 produced by muscle in response to mechanical load. Studied for local muscle growth and repair.