Breast milk is an emerging matrix for vitamin D assessment of breastfed infants and their
mothers. It is considered a more reliable indicator of infant intake than the assessment of …

Vitamin D deficiency is thought to be associated with a wide range of diseases, including
diabetes, cancer, depression, neurodegenerative diseases, and cardiovascular and …

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 …

Determination of vitamin D levels in human biological specimens has gained a high
relevance over the last decades, essentially because low levels have been associated with …

Extraction of vitamin D, including its hydroxylated and esterified metabolites, from soft
tissues such as the liver is challenging due to the lipophilic character of matrix and analytes …

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 …

Vitamin D3, an essential micronutrient, often requires supplementation via medicines or food
supplements, which necessitate quality control (QC). This study presents the development of …

Quantification of 25-hydroxy vitamin-D 3 (25-OHVD 3) is important because its deficiency is
related to numerous diseases, including osteoporosis, depression, diabetes, heart disease …

A green and inexpensive pretreatment known as dispersive liquid–liquid microextraction
(DLLME) was developed in this assay coupled with the LC–MS/MS method for routine …

Nowadays, topics related to the proper nutrition of the body, which requires a complex of
compounds and supplementation of these ingredients have undoubtedly gained popularity …