What is b12 good for?

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Tags

  1. #blood
  2. #cells
  3. #vitamin
  4. #tired
  5. #anemia
  6. #megaloblastic
  7. #material
  8. #helps
  9. #prevent
  10. #required
  11. #nerve
  12. #called
  13. #absorb
  14. #people
  15. #healthy
  16. #makes
  17. #genetic
  18. #steps
  19. #nutrient