Vitamin B12 deficiency affects an estimated 6% of people under 60 and up to 20% of those over 60 worldwide, according to health authorities. This vital nutrient is essential for nerve function and red blood cell formation, playing a critical role in overall well-being. Unfortunately, its deficiency is often detected late due to subtle or non-specific symptoms, leading to lasting neurological and hematological consequences. Understanding which foods are rich in vitamin B12 is crucial for preventing deficiency and maintaining optimal health.
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6. Tuna Tuna is another excellent source of vitamin B12, delivering around 10.9 micrograms per 100 grams, according to USDA FoodData Central. This high B12 content,…