Vitamin D Levels during the Winter
Current recommended intake for vitamin D during winter months needs to be increased by five, says a new study.
Nutra | Stephen Daniells | "Recommended intakes for people with darker skins should be increased to a whopping 2100 to 3100 International Units per day all year-round, up from the current adequate intakes set at 5 micrograms per day (200 International Units).
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