Results 21 to 30 of about 5,396,665 (272)

MINI-OVERVIEW OF VITAMIN K [PDF]

open access: yesJournal of the Egyptian Society of Parasitology, 2020
Generally, Vitamins are a number of chemically unrelated families of organic substances thatcannot be synthesized by humans but need to be ingested in the diet in small quantities to preventdisorders of metabolism. They are divided into water-soluble and
YASSER SHAFIK, TOSSON A. MORSY
doaj   +1 more source

A Novel HPLC Method for the Concurrent Analysis and Quantitation of Seven Water-Soluble Vitamins in Biological Fluids (Plasma and Urine): A Validation Study and Application [PDF]

open access: yes, 2012
An HPLC method was developed and validated for the concurrent detection and quantitation of seven water-soluble vitamins (C, B1, B2, B5, B6, B9, B12) in biological matrices (plasma and urine).
Adrian B. Bonner   +7 more
core   +1 more source

Separation of Water Soluble Vitamins by HPLC with Core-shell Type Columns Utilizing Hydrophobic Interaction and/or Hydrophilic Interaction [PDF]

open access: yes, 2018
This paper describes HPLC separation of water soluble vitamins such as ascorbic acid (vitamin C, VC) etc. employing the core-shell type column utilizing hydrophobic interaction and/or hydrophilic interaction. As for 12 water soluble vitamins, riboflavin (
Nishi, Hiroyuki   +4 more
core   +1 more source

B Vitamins and the Brain: Mechanisms, Dose and Efficacy—A Review [PDF]

open access: yes, 2016
The B-vitamins comprise a group of eight water soluble vitamins that perform essential, closely inter-related roles in cellular functioning, acting as co-enzymes in a vast array of catabolic and anabolic enzymatic reactions.
Kennedy, David, David Kennedy
core   +1 more source

Revisiting food-sourced vitamins for consumer diet and health needs: a perspective review, from vitamin classification, metabolic functions, absorption, utilization, to balancing nutritional requirements [PDF]

open access: yesPeerJ, 2021
The significant attention gained by food-sourced vitamins has provided insights into numerous current researches; for instance, the potential reversal of epigenetic age using a diet and lifestyle intervention, the balance between food and dietary ...
Chigozie E. Ofoedu   +17 more
doaj   +2 more sources

The Role of Some Nutritional Supplements in the Treatment of Multiple Sclerosis: A Review Article

open access: yesArmaghane Danesh Bimonthly Journal, 2022
Background & aim: Multiple sclerosis (MS) is an autoimmune disease with unknown cause and complex pathogenesis, characterized by chronic inflammation, demyelination and loss of neurons.
K Parastouei   +3 more
doaj  

Fat-soluble vitamins: updated review of their role and orchestration in human nutrition throughout life cycle with sex differences

open access: yesNutrition & Metabolism, 2022
Age and Gender are vital determinants for the micronutrient demands of normal indviduals. Among these micronutrients are vitamins that are required in small amounts for optimum metabolism, homeostasis, and a healthy lifestyle, acting as coenzymes in ...
Rana A. Youness   +3 more
doaj   +1 more source

Separation of some vitamins in reversed-phase thin-layer chromatography and pressurized planar electrochromatography with eluent containing surfactant

open access: yesScientific Reports, 2021
The separation of some water- and fat-soluble vitamins via micellar systems of reversed-phase high-performance thin-layer chromatography (HPTLC) and pressurized planar electrochromatography (PPEC) was subjected to research.
Beata Polak, Emilia Pajurek
doaj   +1 more source

Concurrent analysis of fat and water soluble vitamins in biological fluids using reverse phase-high performance liquid chromatography technique [PDF]

open access: yesAl Ameen Journal of Medical Sciences, 2018
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 are usually based on chemical or microbiological assays that are not very ...
Annu Vats   +3 more
doaj  

Hydrosoluble and Liposoluble Vitamins: New Perspectives through ADMET Analysis

open access: yesMedicina, 2021
Background and Objectives: The present study demonstrates that apart from the well-known toxicity of liposoluble vitamins, some hydrosoluble vitamins may also exert toxicity; thus, routine supplementation with vitamins or ingestion of fortified foods ...
Mirela Nicolov   +6 more
doaj   +1 more source

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