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But, in some cases, like severe deficiency, shots might be given through a vein

Vitamin B12, also known as cobalamin, is an essential nutrient that plays a crucial role in maintaining good health

Common symptoms of B12 deficiency include: Persistent and unexplained fatigue or weakness Lightheadedness or dizziness Pale or yellowish skin Tingling or numbness in hands and feet Muscle weakness Trouble with balance Memory problems or difficulty concentrating (brain fog) Mood changes (irritability, depression) Sore, red tongue (glossitis) If youre experiencing these symptoms, its absolutely crucial to consult your GP