… D supplements, are current strategies to improve vitamin D levels and treat deficiency. This
… vitamin D/hormone D metabolism, food sources, deficiency, as well as the different vitamin D …

… of vitamin E has been discontinued but that the IU of vitamin E… of vitamin E, continues to
be used in labeling some vitamin E … applies to vitamin E preparations and vitamin E capsules …

… epidemiological literature, on the relationship between vitamin D deficiency and COVID-19 …
vitamin D deficiency and COVID-19 severity, via an analysis of the prevalence of vitamin D …

… via specialized sodium-dependent vitamin C transporters (SVCTs) [3]. … vitamin C, as reflected
by their vitamin C concentrations [4]. Tissues with the highest concentrations of the vitamin …

… foods naturally contain vitamin D; and the major source of vitamin D comes from … of vitamin
D for the body, but they also possess both the enzymatic machinery to metabolize the vitamin …

… of vitamin D are used. Calcifediol, on a weight basis, is about 3 times more potent … vitamin
D in subjects with mild vitamin D deficiency. This potency is even 6–8 times higher than vitamin …

… recently, vitamin C has emerged as a potential therapeutic agent to treat sepsis. Vitamin C …
high dose intravenous as opposed to oral vitamin C leads to markedly improved and elevated …

… The global supply of vitamin D is usually considered as a passive series of events, not …
learned that vitamin D has a complex metabolism and steroidlike hormonal action. Vitamin D is …

… Vitamin A is a fat-soluble vitamin and also comprises of a group of unsaturated nutritional
organic compounds. These compounds include preformed vitamin … pro-vitamin A carotenoids (…

… The present position paper discusses assessment of vitamin D status … vitamin D status and
vitamin D intake in different European and Middle East countries, the prevalence of vitamin D …