Understand the source comparison
Key Structural Comparison
Molecular weight (approx.) ~1024 Da ~1025 Da Structure Cyclic heptapeptide Cyclic heptapeptide (deaminated) Primary receptor targets in research MC1R, MC3R, MC4R, MC5R MC3R, MC4R (primary focus) Light sensitivity High — protect from light Aqueous solubility Go
No winner is assigned.
This page preserves a source comparison for education. It does not add a rating, recommendation or clinical judgment.
- Molecular weight (approx.)
- ~1024 Da
- ~1025 Da
- Structure
- Cyclic heptapeptide
- Cyclic heptapeptide (deaminated)
- Primary receptor targets in research
- MC1R, MC3R, MC4R, MC5R
- MC3R, MC4R (primary focus)
- Light sensitivity
- High — protect from light
- Aqueous solubility
- Good in BAC water
- Typical stock concentration
- 1.0 to 2.0 mg/mL
- Storage after reconstitution
- 2-8°C, light-protected