Is b12 deficiency dangerous?

Related questions

1. How long does cyanocobalamin stay in your system?
2. Is cyanocobalamin toxic?
3. What is the best form of vitamin b12?
4. Is it OK to take 1000 mcg of b12 a day?
5. Is b12 deficiency life threatening?
6. Do eggs have b12?
7. What happens when you have too much vitamin b12 in your body?
8. Is 1000 mcg b12 safe?
9. What is Vitamin b12 1000 mcg used for?
10. Do eggs have vitamin b12?

Tags

1. #dangers
2. #liquids
3. #system
4. #insufficient
5. #unable
6. #intrinsic
7. #deficiency
8. #which
9. #factor
10. #often
11. #digestive
12. #frequently
13. #caused
14. #vitamin
15. #foods
16. #absorb
17. #occur
18. #difficulties
19. #stomach