b12 injections how often should you have Vitamin B12: Frequently I Get It? Vitamin B12 Injections: Good or

The NIH Office of Dietary Supplements, citing Institute of Medicine recommendations, advises that it is advisable for those older than 50 years to meet their RDA mainly by consuming foods fortified with vitamin B12 or a supplement containing vitamin B12. This recommendation reflects the fact that 10 to 30% of older adults lose the ability to efficiently absorb naturally occurring B12 from food

Recovery Recovery is quick, with minimal downtime required

Most patients will start to see some results around one month after treatment, though these will be small changes compared to the end result (around 12-24 weeks out)

Two other studies also indicated that 6 months supplementation with 2 mg/d folic acid, 25 mg/d vitamin B6, and 400 mg/d B12 had favorable effects on homocysteine, disability, and severity of migraine attacks (54, 60)