A new review of studies finds that the type of vitamin D that you take matters. The study looked at vitamin D3 vs. vitamin D2 ...
Medically reviewed by Suzanne Fisher, RD Key Takeaways Assess individually: Weigh supplement risks and benefits based on your ...
ANSWER: Overdosing on vitamin D is dangerous. Last month, I had a patient who had elevated levels of calcium, which caused typical symptoms of confusion, vomiting and muscle weakness. She was found to ...