can you give blood if you have b12 injections Vitamin Injection Dose for Adults: 7 Dosage Facts B12 Injections in Port St.

If a patient without a diagnosed vitamin B12 deficiency is receiving the vitamin through regular injections to experience the multitude of benefits, the frequency of these injections can vary quite a bit depending on the reason they are getting the injections (weight loss treatments will likely have a higher frequency of vitamin injections than other treatments) and this timeline will be established by the patient and the specialist providing the injections to ensure that the treatment is both as safe and as effective as possible

Birch, Nicola E

doi: 10.1038/s41573-021-00339-6

The vitamin B12 iv dose and how its given can be adjusted to fit each persons needs