b12 injection benefits in pregnancy Is it safe for me to self‑administer vitamin (cobalamin) injections during pregnancy? The effects of vitamin B12

They get shots less often, usually once a month

Vitamin B12 is an essential nutrient that supports nerve health, red blood cell production, and DNA synthesis

Vitamin B 12 can also be absorbed by passive diffusion, but this process is very inefficient only about 1% to 2% of the oral vitamin B 12 dose is absorbed passively (2)

Once the needle is in the muscle, the plunger should be pulled back slightly to ensure the needle is not in a blood vessel

Some sources suggest the compound is well-absorbed orally based on rat pharmacokinetic data, while others argue that subcutaneous injection provides more reliable absorption