b12 injection how often for what Should You Get Vitamin Injections? How Long Does a B12

Multiple Sclerosis and Related Disorders 36: 101395

If there are excess vitamin B12 left, it will be stored in the liver for future use

Persistent neurological symptoms, abnormal blood test results, or changes in health status warrant medical review and potential dose adjustment

At the appointment, the doctor or healthcare professional delivers the shot directly into muscle, usually into the thigh or upper arm, for easy absorption into the bloodstream

Rare adverse effects specific to cyanocobalamin may include mild transient diarrhea, particularly with initial doses, and very rarely, allergic reactions in sensitive individuals