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However, these mechanisms remain hypothetical and would require targeted verification in controlled laboratory models

Smith (1995), and Phenomenon (1997)

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This group may include: Vegetarians and vegans Individuals with gastrointestinal disorders that hinder absorption, such as Crohn's disease or celiac disease Older adults, as absorption tends to decrease with age People who have undergone weight loss surgeries If you identify with any of these categories or have experienced symptoms of deficiency, consulting with a healthcare professional about vitamin B12 shots may be a wise decision

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It helps prevent illness, speed recovery, and support resilience during times of stress or exposure