About the Author Scott Froum, DDS Editorial Director Scott Froum, DDS, a graduate of the State University of New York, Stony Brook School of Dental Medicine, is a periodontist in private practice at 1110 2nd Avenue, Suite 305, New York City, New York
He encourages his patients to aim for seven to eight hours of sleep and explore stress-reduction practices such as meditation, journaling, or therapy
However, the RDA of 2.4 mcg for people under 50 years of age is much harder to meet on a vegetarian or vegan diet
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Individual peptide studies do report changes at different times
Not having enough intrinsic factor, a stomach protein needed for B12 absorption