Even If you have not had any of the symptoms of someone who is B12 deficient, it would not hurt to inquire about the benefits of B12 shots
According to research the result can last upto 2 to 4 years depending on health & lifestyle
Amans approach is very medical and conservative, and I appreciated the focus on long-term collagen remodeling rather than quick cosmetic fixes
The honest answers

Retatrutide reconstitution chart Vial Size 5 mg BAC Water 1.0 mL Concentration 5 mg/mL (5,000 mcg/mL) 1 mg 0.20 mL (20 units) 2 mg 0.40 mL (40 units) 4 mg 0.80 mL (80 units) 6 mg Exceeds vial 9 mg Exceeds vial 12 mg Exceeds vial Vial Size 10 mg BAC Water 2.0 mL Concentration 5 mg/mL (5,000 mcg/mL) 1 mg 0.20 mL (20 units) 2 mg 0.40 mL (40 units) 4 mg 0.80 mL (80 units) 6 mg 1.20 mL - split draw or 2 vials 9 mg Requires 2 vials 12 mg Requires 2-3 vials Vial Size 20 mg BAC Water 2.0 mL Concentration 10 mg/mL (10,000 mcg/mL) 1 mg 0.10 mL (10 units) 2 mg 0.20 mL (20 units) 4 mg 0.40 mL (40 units) 6 mg 0.60 mL (60 units) 9 mg 0.90 mL (90 units) 12 mg 1.20 mL - split draw Vial Size 24 mg BAC Water 2.4 mL Concentration 10 mg/mL (10,000 mcg/mL) 1 mg 0.10 mL (10 units) 2 mg 0.20 mL (20 units) 4 mg 0.40 mL (40 units) 6 mg 0.60 mL (60 units) 9 mg 0.90 mL (90 units) 12 mg 1.20 mL - split draw Vial Size 30 mg BAC Water 3.0 mL Concentration 10 mg/mL (10,000 mcg/mL) 1 mg 0.10 mL (10 units) 2 mg 0.20 mL (20 units) 4 mg 0.40 mL (40 units) 6 mg 0.60 mL (60 units) 9 mg 0.90 mL (90 units) 12 mg 1.20 mL - split draw Units are U-100 insulin syringe units (1 mL = 100 units)

Loren Pickart, PhD (19382023) Loren Pickart, PhD, was a biochemist at the University of California, San Francisco (UCSF), and the discoverer of GHK-Cu