Some physical signs that you may have a vitamin B12 deficiency include: Tingling or numbness in the hands, legs, or feet Difficulty walking Anemia Swollen, inflamed tongue Yellowed skin Paranoia or hallucinations Fatigue Often, more long-term consequences of an advanced B12 deficiency in older people involve weaker red blood cell formation, lower metabolism, impaired nerve functioning, and weaker bone health
For example, if a patient needs 2500 mcg and the vial has 1000 mcg/mL, you need 2.5 mL
Metabolism: B12 is vital for the metabolism of fats, protein, and carbohydrates
By the time we knew the product was a dud, the restrictive return window had already slammed shut, leaving us out of pocket and back at square one