Vitamin D Not All That Useful Against Colds

Although vitamin D boosts the immune system, taking large doses of the nutrient does not appear to ward off colds, a new study from New Zealand says.  In the study, participants who took high doses of vitamin D supplements every month for more than a year were just as likely to catch colds as those who took a placebo.  ***MARLAR: Really?  Wow – where can I get some of those awesome placebo pills?!?!

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