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Abstract Background: Vitamin B12 deficiency is a widespread condition, particularly among elderly individuals, patients with malabsorption syndromes, and those following plant-based diets
In recent years, targeted regulation of cellular metabolic pathways has become a central focus of anti-aging research
Mechanism of action: a head-to-head comparison Understanding how these two compounds work at the cellular level reveals why they produce such different outcomes
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Some patients may struggle to absorb enough B12 from diet or oral supplements, especially those with conditions like pernicious anemia, gastrointestinal disorders, or those who have undergone certain surgeries
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