Do not allow the vials to freeze
If I understand rightly you haven't an absorption problem.So once on supplements or a richer B12 diet you can store and utilise b12 from your liver
BPC-157 How Does BPC-157 Work BPC-157 is derived from a protein found in gastric juice and has been extensively studied for its healing properties
For guidance on finding quality peptides, the best peptide vendors guide covers what to look for in a reputable source
BPC-157/GHK-Cu/KPV/TB500 Benefits of GHK-Cu (Copper Peptide for Skin & Cellular Regeneration) Stimulates collagen & elastin production: Promotes youthful, firmer skin
Promotes rapid repair of joints, tendons, and muscles at the cellular level, enhancing recovery after injury, workouts, or surgery