Goodman says, though some people require them for the long term. Your healthcare provider will make recommendations based on your B12 level, age, diet and overall health
Peptide Vials (GHK-Cu, 50 mg each): 5 days/week (1.0-2.0 mg/day): 8 weeks (~50 mg total): 1 vial 12 weeks (~90 mg total): 2 vials 16 weeks (~130 mg total): 3 vials 3 times/week (2 mg each): 8 weeks (~48 mg total): 1 vial 12 weeks (~72 mg total): 2 vials 16 weeks (~96 mg total): 2 vials Insulin Syringes (U-100, 29-31 gauge): 5 days/week: Per week: 5 syringes 8 weeks: 40 syringes 12 weeks: 60 syringes 16 weeks: 80 syringes 3 times/week: Per week: 3 syringes 8 weeks: 24 syringes 12 weeks: 36 syringes 16 weeks: 48 syringes Sterile or Bacteriostatic Water (10 mL bottles): Use 3.0 mL per vial for the displayed calculation
Several drinks in one sitting can raise the risk of injuries, falls and medication problems
Why Product Formulation Changes the Evidence GHK-Cu evidence depends heavily on formulation because topical creams, gels, serums, liposomes, microneedle-assisted delivery, and injectable preparations do not behave the same way in skin or blood 14, 15