JackNorrisRD

by Jack Norris, Registered Dietitian I recently updated Choline. Although it took me dozens of hours to review […]

by Jack Norris, Registered Dietitian Vegan dietitians have typically recommended the cyanocobalamin form of vitamin B12 for vegans; […]

by Jack Norris, Registered Dietitian For some time, there have been concerns that supplementing with either B12 or […]

by Jack Norris, RD In light of a recent meta-analysis in which vegans had a higher risk of […]

by Jack Norris, RD As promised in my March 6 post, Cancer Meta-Analysis, I conducted a literature review […]

by Jack Norris, RD I made a quick update to the Infants section of Pregnancy, Infants, and Children: […]

by Jack Norris, RD Two 2026 meta-analyses (released in one month of each other) reached different conclusions about […]

by Jack Norris, RD There has been no prospective data on cognition in a cohort that includes a […]

by Jack Norris, RD Dunneram et al. (2026) conducted a meta-analysis of cancer incidence among nine cohorts that […]

by Jack Norris, RD In June, the Adventist Health Study‑2 released 7.9‑year follow‑up results on cancer incidence by […]

by Jack Norris, RD Until now, I’ve suggested that vegans supplement with zinc if they have signs of […]

by Jack Norris, RD I’ve added a short appendix, Wound Healing in Vegans, to our Protein page. Posso […]