Background: Vitamins are essential micronutrient which plays an important role as cofactor
of enzymes in energy metabolism. Methods used for vitamin analysis in biological samples …

In the present study, a simple and rapid reversed-phase HPLC procedure has been
developed for the simultaneous determination of eight fat-soluble vitamins (retinol …

A simple, precise, and rapid RPLC method has been developed without incorporation of any
ion-pair reagent for the simultaneous determination of vitamin C (C) and seven B-complex …

Vitamins are an essential element of nutrition and thus contribute to human health. Vitamins
catalyze many biochemical reactions and their lack or excess can cause health problems …

The tedious and time consuming methods employed for the analysis of individual B-vitamins
can now be replaced by ion-pair reversed-phase high-performance liquid chromatographic …

In this contribution, the rapid and simple determination of vitamins A and E, and vitamin E
acetate as internal standard in human plasma by high-performance liquid chromatography …

A novel method for the simultaneous determination of twelve water-and fat-soluble vitamins
has been established by high-performance liquid chromatography with diode array …

Microemulsion electrokinetic capillary chromatography has been successfully applied to the
separation and determination of water-soluble vitamins (thiamine hydrochloride, riboflavin …

Water-and fat-soluble vitamins were separated on a MetaChem Polaris C18-A (150 mm× 4.6
mm, 3μm particle size) in a single run using combined isocratic and linear gradient elution …

An automated reversed phase high performance liquid-chromatography (RP-HPLC) method
is described, for the simultaneous analysis of water soluble [ascorbic acid (C), nicotinic acid …