Vitamin D3 is synthesized in the human body when skin is exposed to sunlight. Scientific studies have demonstrated that vitamin D3 is a more powerful, bioavailable, and absorbable form of vitamin D. Vitamin D3 stimulates intestinal calcium absorption and aids control calcium homeostasis in the human body. For finest absorption, https://osteocal-md98642.blog2learn.com/75456975/osteocal-md-no-further-a-mystery