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This vitamin is essential for energy production, muscle recovery, and maintaining endurance levels
Arch Intern Med
To learn how to interpret your COA, review our COA interpretation guide
Some common causes of vitamin B12 deficiency include: Autoimmune pernicious anemia Dietary limitations, such as vegetarian or vegan diets Medical conditions that affect absorption, such as celiac and Crohns disease Identifying the specific cause of deficiency can help guide treatment and prevention strategies
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