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While B12 is crucial, other essential nutrients contribute to power and focus

If you are currently taking any other medications, let your doctor know before choosing a suitable B12 supplement

Think of it like this: a doctor needs an X-ray to confirm a broken bone before putting on a cast

Common symptoms include: Persistent fatigue and weakness , despite adequate sleep Brain fog and difficulty concentrating Numbness or tingling in hands and feet, an early sign of neuropathy Pale or jaundiced skin Shortness of breath and heart palpitations Megaloblastic anemia , meaning enlarged, abnormally shaped red blood cells Mood changes , depression, or memory issues Glossitis , an inflamed, swollen tongue If you experience several of these symptoms, consult a healthcare provider and request a serum B12 blood test before self supplementing