how often is b12 injection given Frequency: Should You Get a Shot? Vitamin B12 Injections: Benefits and

It just creates a different one

While certain people (such as those over 50) may be at risk for a B12 deficiency, if you eat a balanced diet that includes animal foods, such as beef, chicken, fish, eggs, and milk, or fortified breads or cereals, youre probably getting enough

Dosing typically begins at a lower dose, suggested initiation of 4 units (0.04 mL) weekly for the first 4 weeks, then escalates according to a titration schedule: Weeks 1-4: Inject 4 units (0.04 mL) one time per week Weeks 5-8: Inject 8 units (0.08 mL) one time per week Weeks 9-12: Inject 18 units (0.18 mL) one time per week Weeks 13-16: Inject 30 units (0.3 mL) one time per week Week 16+: Inject 44 units (0.44 mL) one time per week Dosing may deviate from this pattern to accommodate patient-specific needs

It can also be produced artificially in the laboratory