2

If b12 is in meat and dairy where do the animals get it from?

  • 1
    From the intestinal bacteria as answered on Biology SE. – Jan Dec 28 '19 at 11:10
  • I'm voting to close this question as off-topic because this question was already answered on a different SE site. – Alexander Rossa Dec 28 '19 at 15:56

Browse other questions tagged or ask your own question.