Because its symptoms can be easy to overlook or mistaken for other health issues, vitamin B12 deficiency is a relatively common nutritional deficiency, yet many people may be unaware that they have it. Recognising the possible warning signs is therefore important, as it can prompt you to seek medical advice and get tested if needed.
Dr Kunal Sood, an anaesthesiologist and interventional pain medicine physician, is breaking down the various symptoms that could indicate a vitamin B12 deficiency . But tingling, tongue changes, fatigue, cognitive symptoms, or gait problems occurring together deserve evaluation. Dr Kunal Sood , MD, is a double board-certified physician in Anesthesiology and Interventional Pain Medicine. He did his residency and fellowship in anesthesiology at Wayne State University in Detroit, Michigan, followed by a one-year fellowship in interventional pain medicine. He later became the Medical Director of the office in Germantown, Maryland.
In an Instagram video shared on August 22, the physician highlights, “These symptoms do not automatically mean B12 deficiency. Because prolonged nerve damage may not fully reverse, blood testing can confirm deficiency, and early treatment matters.

