Vitamin B12 injections are a convenient solution to B12 deficiency, especially if you dislike remembering to take a pill or drop of tincture each day
A study in the Journal of Neurology, Neurosurgery, and Psychiatry found it helped patients with diabetic neuropathy
But if the scale has not moved for 4 or more consecutive weeks and you are adhering to your nutrition and exercise plan, it may be time to discuss a dose increase
The doctor will ask you about what you eat and if you have other health conditions
FAQ How often should I get a B12 injection
According to the NIH Office of Dietary Supplements, functional B12 deficiency is most commonly seen in patients with one or more of the following: Age over 50 stomach acid production declines with age, and stomach acid is required to free B12 from food PPI or H2 blocker use reflux medications suppress the acid needed for B12 absorption Metformin use, which interferes with B12 absorption directly Vegan or vegetarian diets B12 is found almost exclusively in animal products Gut conditions including celiac, IBS, SIBO, and Crohns MTHFR mutations that affect how B12 is metabolized once absorbed Heavy alcohol use The symptoms of low B12 are easy to dismiss: fatigue, brain fog, low mood, tingling in the hands or feet, weakness, and shortness of breath on mild exertion
