Are you supplementing with vitamin D? I have been; my levels are consistently low. In Who Should—And Who Shouldn’t—Take Vitamin D, Alice Park suggests that supplementing with more than 600 IUs is too much. Her argument makes sense: there isn't enough data to understand the effects of vitamin D (or specifically, trying to increase blood levels vitamin D) and the dangers of over-dosing are not clear. Not addressed, was the question of whether some people should take more D to make up for lack of sun exposure.
Here's what experts say, based on the latest evidence…
By Alice Park
Does your diet need a little extra D? For researchers, it’s one of nutrition’s most vexing questions. “It’s the wild, wild west,” says Dr. JoAnn Manson, chief of preventive medicine at Brigham and Women’s Hospital and professor of medicine at Harvard Medical School. “The issue has become murkier over time rather than clearer.” Research is mixed about whether doctors should routinely test for vitamin D levels, like they do for cholesterol, and whether people should be supplementing their diets with vitamin D pills.
Keep reading Who Should—And Who Shouldn’t—Take Vitamin D | TIME.
