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Folic acid has also been shown to decrease vitamin B12 levels as well
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However, most labs in the UK use the following reference values: The vitamin B12 normal range for female and vitamin B12 normal range for male adults is generally the same, though individual levels may vary slightly due to dietary habits, hormonal differences, or metabolic factors
Vitamin B12 is a powerhouse nutrient crucial for several bodily functions, including energy metabolism, nerve function, and red blood cell formation
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