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Sally Kneidel, PhD
author • activist • educator
Vitamin D doctor Holick
‹ Return to Vitamin D: recommendations increased to 1500-2000 IU per day…..for bone health and more
This new advice comes from Michael Holick, a biochemist and endocrinologist at Boston University. He’s spent his career researching the effects of vitamin D (which is actually not a vitamin but a hormone precursor).
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