New Vitamin D Recommendations Miss the Mark

The Institute of Medicine released its updated recommended daily intakes of calcium and vitamin D on November 30th. In summary they INCREASED the required vitamin D intake, DECREASED the required calcium intake, and RAISED the maximum safe intake of vitamin D. There recommendations are complicated … [Read more...]

Vitamin D, Dementia, and Parkinson Disease – A September to Remember

Vitamin D plays an important role in the formation, function, and protection of the nervous system. Extremely low vitamin D levels are associated with depressed mood, chronic pain from osteomalacia, lower seizure thresholds, and dementia. In the September blog we present more observational data from … [Read more...]

Which is better Vitamin D2 or Vitamin D3?

Easter is a Lunar Holiday or Moveable Feast. It falls on the Sunday after the first full moon of spring. Yes our lives and celebrations are still tied to this SOLAR system. I have had recurring questions about vitamin D2 and D3, so I thought I would repeat an old commentary from past blogs, D2 or … [Read more...]

Celebrate the Winter Solstice with Vitamin D

Happy Holidays and Welcome to the Vitamin D Blog/Newsletter! I will attempt to keep you up on what I feel to be the most interesting vitamin D research. I have a very busy clinic in adult and pediatric rheumatology at The Arthritis Institute of Michigan in Brighton, Michigan, so my time available to … [Read more...]

Sudden Cardiac Death

Last week saw the publication of another study associating heart attacks with very low vitamin D levels this time in men. Dr. Giovannucci analyzed the Health Professions Cohort followed at Harvard University and found that men with vitamin D levels below 15 ng/mL had twice as many heart attacks as … [Read more...]