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The Human Protein Atlas

Vitamin B12 is mainly found in animal-based foods, milk, eggs and dairy products

Features: Supports the management of vitamin B12 deficiencies

Is insurance coverage available for B12 injections

People who take certain medications may also be at risk of vitamin B12 deficiency, including, but not limited to, estrogen, H2 receptor antagonists, PPIs (Proton Pump Inhibitors), Chloramphenicol, and Metformin

Persistent tiredness and fatigue Weakness or muscle fatigue A pale or slightly yellow tint to the skin A sore or inflamed tongue Pins and needles or numbness in the hands or feet Difficulty with memory or concentration Low mood or irritability Who Needs a Vitamin B12 Injection