can you have a reaction to b12 injections Vitamin B-12 Benefits | Uses | Side Effects Do You Need a Prescription

Other possible neurological symptoms are vision changes, confusion, lack of co-ordination, irritability and memory loss

In Warren MJ, Smith (eds.)

They help to regenerate, nourish and protect the nerves in the long-term, along with proper diet and exercise

Published research puts oral absorption anywhere from about 1% to 30%, depending on the person and the dose

They are known to potentially enhance performance by bolstering energy levels, promoting recovery, and ensuring optimal red blood cell production

There is no risk of dangerous overdose from typical multivitamins alongside the shot, but any more than that (like multiple high-dose supplements) should be avoided