regence blue shield policy on b12 injections ID Dental Manual 2023 Working at Regence BlueShield |
Description
How do you know which form(s) of B-12 you need

He identifies as Canadian and holds only Canadian citizenship

On top of Vitamin B12 and Folic Acid, methylation cycling is supported by Choline and Vitamin B6

However, if you can get methyl or adenosyl B12 instead, do that

FASEB Journal, 25(3), 907915
Furling D, Marette A, Puymirat J