b12 injections benefits mayo clinic What are the of injection? B12 Shots vs. IV Infusions:

What to Expect After Your Shot Most patients notice improvements within a few days: Increased energy Better concentration Improved mood Enhanced physical performance Regular treatments, along with a Vitamin B-rich diet, help sustain these benefits

Even though you are taking vitamin B12 supplements or injections, it is also good to maintain a healthy diet

Seek medical advice if the metallic taste: Persists for more than 12 weeks

Individuals with a history of thromboembolic disorders should also be carefully evaluated prior to treatment, especially when HCG is used as part of ovulation induction protocols in women, as it may increase thrombotic risk through hormone elevation