vitamine b12 injectable vidal gerda 1000mcg/4ml solution buv 4ml 6 VITAMINE B12 GERDA 1000 µg

Side Effects Cyanocobalamine can cause these side effects: Itching Mild skin rash Diarrhea Swelling Quick weight gain

What matters most is consistent use and adequate dosing

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Key takeaways A metallic taste in your mouth paired with fatigue can result from hay fever, infections (like sinus infections, COVID-19, or the flu), medication side effects, chemotherapy, pregnancy, anxiety, or kidney disease

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When individuals have low B12 levels, they often experience severe fatigue, weakness, and depression [Kenneth Goodman, MD, 2024]