http://www.hbot4u.com/autismdoc2.pdf Methyl-B12: Doing It Right! Methylcobalamin Update Well, this is interesting. I know its for autism but so is Yasko's protocol. Different spin which is always nice to delve into. I think this link came from Freddd. Posting to his thread as well. But I would love to discuss this particular viewpoint. Its 29 pages, so can't post it.