why does b12 injection hurt so much Shots at Home: How, Where & How Often to Inject Yourself Vitamin B12 Injection Side Effects

As you can see, the key is little and often

A specialist physician will review your profile to determine your eligibility

B-12 injections deliver a highly absorbable dose of vitamin B-12an essential nutrient for red blood cell production, energy metabolism, and nervous system function

Methylcobalamin: As a naturally occurring and highly bioavailable form, methylcobalamin is readily absorbed by the body

They are given either in the muscle or through a vein

The usual dosage for initially treating vitamin B12 deficiency in older adults is 1000 micrograms, which can be given as a weekly intramuscular injection, or as a daily oral B12 supplement