Is B12 blood level relevent? Home › Forums › Autism Mastery › Methylation › Is B12 blood level relevent? Tagged: B12 This topic has 0 replies, 1 voice, and was last updated 2 years, 9 months ago by Netta Gerad. Viewing 1 post (of 1 total) Author Posts June 30, 2022 at 2:32 am #1722 Netta Gerad How do I know if the child will benefit from B12 suppl.? Should I consider the blood level of B12 or it is not relevent? For example if a child is in the middle of the range, should i still consider B12? Thanks! Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In Log in / Register