William B. Grant, Ph.D.
@wbgrant2
Director, Sunlight, Nutrition and Health Research Center (SUNARC) is a California non-profit charitable organization, conducts research & provide information on UVB & vitamin D as important positive health factors.
"The most efficient way to raise oneâs vitamin D level is to supplement with vitamin D3, of at least 5000 IU/d, and up to 10,000 IU/d (or higher amounts for a 2-4 weeks to more rapidly raise levels)". Dr. William B. Grant
@wbgrant2
.
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DR. William B. Grant, Ph.D.
@wbgrant2
Director, Sunlight, Nutrition and Health Research Center (SUNARC) is a California non-profit charitable organization, conducts research & provide information on UVB & vitamin D as important positive health factors.
Please follow Dr William B Grant
@wbgrant2
. He is great researcher of Vitamin D. He has been doing unique research on vitamin d about 20 years to save lives, reduce health cost & all cause mortality. He will be remembered for his unprecedented works.