Share this postVitamin B12chrismasterjohnphd.substack.comCopy linkFacebookEmailNoteOtherVitamins and Minerals 101 PremiumVitamin B12The critical partner of folate in methylation and of biotin in energy metabolism. B12, moreover, makes for a brilliant brain throughout our life.Chris Masterjohn, PhDJun 27, 2022∙ Paid3Share this postVitamin B12chrismasterjohnphd.substack.comCopy linkFacebookEmailNoteOther4ShareThis post is for paid subscribersSubscribeAlready a paid subscriber? Sign in