Axel_B Posted February 3 Share Posted February 3 Just wondering, if I am outdoors extensively because of lifestyle, surfing gardening dog walking etc, and getting a lot of vitamin D, do I still need 10,000 iu daily supplement ? TIA AB Quote Link to comment Share on other sites More sharing options...
dmlonghorn Posted February 3 Share Posted February 3 Yes, as I understand it, our natural conversion of sunlight to D still falls way short of what we require. Quote Link to comment Share on other sites More sharing options...
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