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Improvement in symptoms can be seen within days to weeks of starting B12 supplementation
These benefits span fat loss , muscle preservation , energy metabolism, and longevity pathways
Pregnancy and breastfeeding : not studied
These include serious infection, uremia or renal failure, drugs with bone marrow suppression properties (e.g., chloramphenicol), or concurrent undiagnosed folic acid or iron deficiency anemia
How do I know if B12 injections are working
Rich Dietary Sources of Vitamin B12 Vitamin B12 is usually found in fortified foods and animal foods, such as meat, fish, eggs, and dairy products
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