Ads
related to: nature's way liquid calcium with vitamin d3
Search results
Results from the WOW.Com Content Network
The natural, active form of vitamin D is calcitriol (1,25-dihydroxycholecalciferol). This molecule and other naturally occurring forms of vitamin D, including its precursors and metabolites, have been modified to synthesize pharmaceuticals with potentially greater, or selective, therapeutic actions. [1] [2] [3] [4]
Alfacalcidol (or 1-hydroxycholecalciferol) is an analogue of vitamin D used for supplementation in humans and as a poultry feed additive. Alfacalcidol has a weaker impact on calcium metabolism [ 3 ] and parathyroid hormone levels [ 4 ] than calcitriol ; but significant effects on the immune system , including regulatory T cells . [ 5 ]
Cholecalciferol is a form of vitamin D which is naturally synthesized in skin and functions as a pro-hormone, being converted to calcitriol. This is important for maintaining calcium levels and promoting bone health and development. [4] As a medication, cholecalciferol may be taken as a dietary supplement to prevent or to treat vitamin D ...
Calcium and Vitamin D3 are often combined, with claims for adult bone health (This label predates current U.S. Food and Drug Administration regulations on health claims. [93]) Characteristics of osteomalacia are softening of the bones, leading to bending of the spine, bone fragility, and increased risk for fractures. [1]
It is used to prevent and treat lack of calcium and vitamin D in the elderly, as well for osteoporosis in combination with other medications. [1] [2] In 2022, the combination, calcium/vitamin D was the 246th most commonly prescribed medication in the United States, with more than 1 million prescriptions. [3] [4]
Calcitriol is a hormone and the active form of vitamin D, normally made in the kidney. [8] [9] [10] It is also known as 1,25-dihydroxycholecalciferol.It binds to and activates the vitamin D receptor in the nucleus of the cell, which then increases the expression of many genes. [11]
Ads
related to: nature's way liquid calcium with vitamin d3