Fat-soluble vitamins (FSVs) occur in various active forms, each of which exhibits the
biological activity of the respective vitamin and performs the same metabolic functions within …

Liquid chromatography/tandem mass spectrometry is firmly established today as the gold
standard technique for analysis of vitamin D, both for vitamin D status assessments as well …

The increasing demand for vitamin D status assessment has highlighted the need for rapid,
sensitive, and user-friendly methods for its detection in biological samples potentially …

In current clinical practice, a thorough understanding of vitamin D metabolism is in high
demand both for patients with various diseases and for healthy individuals. Analytical …

A new method, based on salting-out assisted liquid–liquid extraction (SALLE) coupled with
HPLC-UV, has been introduced for the analysis of vitamin D3, cholecalciferol, in different …

Experts typically define vitamin D deficiency levels by the determination of a circulating 25-
hydroxyvitamin D3—calcifediol prohormone. A large part of the population is characterized …

In modern era, deficiency of Vitamin D3 is predominantly due to limited exposure to sunlight
and UV radiation resulting from indoor lifestyles. Several studies have revealed that vitamin …

This work presents the electrochemical determination of cholecalciferol (Vitamin D3) in
water-organic mixtures using a glassy carbon electrode (GCE) and commercial screen …

Vitamin D (VD) metabolites are involved in a variety of important metabolic processes and
physiological effects in organisms. Profiling of VD metabolites favors a deep understanding …

Liquid chromatography (LC) is the technique of choice to perform analysis of water-and fat-
soluble vitamins and carotenoids, especially in complex matrices such as food samples …