Interesting!
After all my reading I don't know what normal levels are supposed to be! And how is 'normal' determined?
Thanks for dropping by!
Nick
The Vegan "Vitamin B12" Dilemma: The Case of Methylcobalamin VS Cyanocobalamin.
Interesting!
After all my reading I don't know what normal levels are supposed to be! And how is 'normal' determined?
Thanks for dropping by!
Nick