What is vitamin B12 deficiency? What causes vitamin B12 deficiency? Medical News Today

What is vitamin B12 deficiency? What causes vitamin B12 deficiency? Medical News Today

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日期:2026-04-19
Vitamin B12 is crucial for the formation of red blood cells, as well as the good functioning and health of nerve tissue. Vitamin B12 deficiency leads to anemia, and nerve damage....看更多