Side-by-side comparison

MK-677 (Ibutamoren) vs Pentadeca Arginate (PDA)

Oral GH secretagogue that cranks appetite, muscle preservation, and bone density. versus Arginate-salt analog of BPC-157 developed for improved injection stability and tissue repair.

MK-677 (Ibutamoren)

Performance

Oral GH secretagogue that cranks appetite, muscle preservation, and bone density.

Top benefits

  • Increases muscle mass
  • Improves bone density
  • Improves sleep quality
  • Oral administration
Full MK-677 (Ibutamoren) guide

Pentadeca Arginate (PDA)

Recovery

Arginate-salt analog of BPC-157 developed for improved injection stability and tissue repair.

Top benefits

  • Tendon and ligament healing
  • Better stability than BPC-157 acetate
  • Anti-inflammatory
Full Pentadeca Arginate (PDA) guide
AttributeMK-677 (Ibutamoren)Pentadeca Arginate (PDA)
CategoryPerformanceRecovery
Typesmall-moleculelinear
Chain length1 aa15 aa
FormulaC27H36N4O5SBPC-157 arginate salt
Common dose10-25 mg250-500 mcg
FrequencyDaily1-2x daily SC
Top benefitIncreases muscle massTendon and ligament healing
Top side-effectIncreased appetiteInjection-site irritation

Educational use only

This calculator is provided for research and educational purposes. Outputs are derived from the values you enter. Always verify your math and consult a licensed physician before acting on any result.