Dietary supplements composed by the combination of a calcium salt with cholecalciferol
(vitamin D3) are widely used for improving bone health in conditions caused by the …

Vitamin D is an important nutrient for many areas of human health and well-being, including
improved bone strength, muscle movement, cognitive function, and immune health. The …

Results are presented from an NMKL (Nordic Committee on Food Analysis) collaborative
study of a method for the determination of cholecalciferol (vitamin D3) in foods. The method …

In cognizance of the difficulties involved in the colorimetric and titrimetric methods for the
determination of individual vitamins, this laboratory has been carrying out a series of studies …

A method for the measurement of cholecalciferol in meats and fats is described involving
alkaline digestion, clean-up on alumina and two-dimensional HPLC on silica and reversed …

In this paper two methods are presented. One involves the separation of cholecalciferol from
a topical ointment. The other involves the assay of cholecalciferol in this ointment. The study …

A comprehensive study of vitamin D in foods was undertaken during 1991–1994 in Finland
to develop high-performance liquid chromatographic (HPLC) methods for analysing …

Vitamins are organic compounds that are required for various biological functions. In
general, vitamins are not synthesized in the human body, but lack or deficiency of them may …

Vitamin D plays an important role in decreasing the risk of various musculoskeletal diseases
and chronic illnesses by participating in the calcium, phosphate absorption, bone …

A rapid, sensitive, and selective method for the quantification of vitamin D3 (cholecalciferol)
in solid and liquid food, feed, and tablets based on HPLC/MS/MS has been developed and …