Vitamin D (VD) is a fat-soluble prohormone well known for its role in regulating calcium and
phosphate metabolism. It has been clinically used for many years to prevent rickets in …

Highlights•Physiological and pharmacological activities of vitamin D and its newly
discovered analogs are discussed.•Special emphasis is given to skin diseases, cancer and …

Vitamin D, a steroid hormone, has mainly been known for its effects on bone and
osteoporosis. The current therapeutic practices expand into such markets as cancer …

The active form of vitamin D3, 1, 25-dihydroxyvitamin D3, is a major regulator of bone and
calcium homeostasis. In addition, this hormone also inhibits the proliferation and stimulates …

Vitamin D production in the skin under the influence of sunlight (UVB) is maximized at levels
of sunlight exposure that do not burn the skin. Further metabolism of vitamin D to its major …

Vitamin D is essential for life—its sufficiency improves metabolism, hormonal release,
immune functions, and maintaining health. Vitamin D deficiency increases the vulnerability …

Today, as per the latest medical reports available, majority of the population throughout
globe is facing vitamin D (Vit D) deficiency. Even in sub-tropical countries like India and …

Research carried out during the past two-decades extended the understanding of actions of
vitamin D, from regulating calcium and phosphate absorption and bone metabolism to many …

Calcitriol (1, 25-dihydroxyvitamin D3), the biologically most active form of vitamin D,
maintains calcium homeostasis through its actions in intestine, bone, kidneys, and the …

The role of vitamin D in maintaining bone health has been known for decades. Recently,
however, the discovery that many tissues expressed the vitamin D receptor and were able to …