Vitamin D3 - 1000 IU (250 Caps)

Product Description

Vitamin D has long provided significant support for healthy bone density. However, scientists have also validated the critical role that vitamin D plays in regulating healthy cell division & differentiation, & its profound effects on human immunity.87-90 These findings link a deficiency of vitamin D to a host of common age-related problems. The current RDA is only 400 IU. As a result of startling evidence of a widespread vitamin D deficiency, prominent nutritional scientists are calling on Americans to increase their vitamin D intake to 1000 IU per day & higher. Currently, most experts in the field believe that intakes of between 1000 & 4000 IU for adults will lead to a more healthy level of serum 25 (OH)D, at Approx. 75 nmol/L.