Vitamin B12 deficiency is common, especially if youre part of any of the groups below: People taking metformin for diabetes or long-term use of heartburn medication (antacid) Those following a strict vegan diet, including lactating women following a strict vegan diet and their infants breastfeeding exclusively People suffering from malabsorption disorders such as inflammatory bowel disease (IBS), celiac disease, certain pancreatic disorders Those who have had surgery that removed part of the small intestine where B12 is absorbed, such as weight-loss surgery People with decreased stomach acidity (common in people over the age of 50) B12 deficiency symptoms Symptoms associated with deficiency include: Anemia Dizziness Fatigue Shortness of breath Paleness Rapid heartbeat Muscle weakness and tingling in extremities Neurological symptoms such as memory loss, dementia, depression, and paranoia

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B12 injection treatment advice While your doctor may prescribe a specific regimen that suits your exact medical needs, the guideline recommended treatment for peripheral neuropathy using vitamin B12 injections is as follows: Daily injections of 1,000mcg for at least five days Followed by 1,000mcg injections administered once per week, for a period of five weeks Eventually, injections may be reduced to just 1000mcg, once a month, but you may be required to administer them for the rest of your life Most injection regimens are tailored to the individual since people absorb and utilize the vitamin differently
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