Vitamin B12, a crucial element for human health, is essential for DNA synthesis and the production of blood cells. Our bodies cannot produce this essential vitamin, so we must obtain it through our diet or supplements.
Common food sources include eggs, chicken, beef, and fish. As we age, our ability to absorb vitamin B12 decreases, increasing the risk of deficiency. This deficiency is particularly prevalent in people over 60. Recognizing the symptoms of this deficiency is essential for maintaining good health.
Tingling in the hands and feet
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