Source comparison
Melanotan-2 Storage: Comparison Table
Unreconstituted powder, freezer -20°C (-4°F) 12-24 months 95%+ purity maintained Optimal long-term storage; standard for research-grade peptides Unreconstituted powder, refrigerator 2-8°C (36-46°F) 3-6 months 90-95% purity maintained Acceptable for short-term
This comparison does not assign a generated winner or score.
- Unreconstituted powder, freezer
- -20°C (-4°F)
- 12-24 months
- 95%+ purity maintained
- Optimal long-term storage; standard for research-grade peptides
- Unreconstituted powder, refrigerator
- 2-8°C (36-46°F)
- 3-6 months
- 90-95% purity maintained
- Acceptable for short-term storage before reconstitution
- Unreconstituted powder, room temperature
- 20-25°C (68-77°F)
- 4-6 weeks
- 80-85% purity after 6 weeks
- Not recommended; use only for immediate reconstitution
- Reconstituted with bacteriostatic water, refrigerator
- 28 days
- 85-95% potency at day 28
- Required storage once mixed; do not exceed 28 days
- Reconstituted, room temperature
- 48-72 hours
- 50-70% potency loss within 48 hours
- Storage failure; peptide bonds hydrolyse rapidly
- Reconstituted, frozen
- Below 0°C (32°F)
- Not recommended
- Ice crystals denature protein structure
- Never freeze reconstituted peptides