Key Takeaways Understanding the importance of vitamin B12 for overall health
If you plan to discontinue tirzepatide, consider a gradual dose reduction over 8-12 weeks
Then, we'll review your medical history, looking at things like your diet (especially if you're vegan or vegetarian), your age, any stomach or gut conditions, past surgeries, and even the medicines you take, like metformin or proton pump inhibitors, which can sometimes affect B12 levels
Maintenance doses are typically given monthly, but some people may require injections every few months
Standard volumes are: 2.5 mL standard (2 mg GHK-Cu per 0.1 mL draw) 5 mL for a 0.2 mL (20-unit) draw easier syringe-mark reading and reduced concentration-dependent sting Let the water run down the inside vial wall, then swirl gently without shaking
Do B12 injections hurt