Results 21 to 30 of about 949,146 (306)

Effect of Vitamin D3 Supplementation vs. Dietary–Hygienic Measures on SARS-CoV-2 Infection Rates in Hospital Workers with 25-Hydroxyvitamin D3 [25(OH)D3] Levels ≥20 ng/mL

open access: yesMicroorganisms, 2023
Background: There is scant information on the effect of supplementation with vitamin D3 in SARS-CoV-2 infection cases when patient 25-hydroxyvitamin D3 [25(OH)D3] levels are between 20–100 ng/mL.
Maria Elena Romero-Ibarguengoitia   +4 more
doaj   +1 more source

Therapeutic Effects of Levocarnitine or Vitamin B Complex and E With Selenium on Glycerin-Treated Holstein Friesian Cows With Clinical Ketosis

open access: yesFrontiers in Veterinary Science, 2021
Currently, ketosis has no fully satisfactory resolution in dairy cows. Here, we investigated the effect of levocarnitine or vitamin B complex and E with selenium on clinically ketotic cows (β-hydroxybutyrate ≥ 3.0 mmol/L and decreased milk yield), fed ...
Seungmin Ha   +6 more
doaj   +1 more source

Combined dietary folate, vitamin B-12, and vitamin B-6 intake influences plasma docosahexaenoic acid concentration in rats

open access: yesNutrition & Metabolism, 2012
Background Folate, vitamin B-12, and vitamin B-6 are essential nutritional components in one-carbon metabolism and are required for methylation capacity. The availability of these vitamins may therefore modify methylation of phosphatidylethanolamine (PE)
van Wijk Nick   +6 more
doaj   +1 more source

Influence of Vitamin A supplementation on inflammatory biomarkers in adults: a systematic review and meta-analysis of randomized clinical trials

open access: yesScientific Reports, 2022
Vitamin A is an anti-oxidant which has been presumed to act as an anti-infective vitamin in many studies. This study aimed to evaluate the association between vitamin A supplementation and c-reactive protein (CRP), tumor necrosis factor-alpha (TNF-α ...
Mohammad Gholizadeh   +6 more
doaj   +1 more source

Circulating levels of reactive oxygen species in patients with nonproliferative diabetic retinopathy and the influence of antioxidant supplementation: 6-month follow-up [PDF]

open access: yes, 2015
The aim was to evaluate circulating levels of reactive oxygen species (ROS) and changes in central macular thickness (CMT) in patients with nonproliferative diabetic retinopathy (NPDR) after antioxidant supplementation.
Carnevale, Carmela   +5 more
core   +4 more sources

Decreased vitamin B 12 and folic acid concentrations in acne patients after isotretinoin therapy: A controlled study

open access: yesIndian Journal of Dermatology, 2014
Background: Oral isotretinoin treatment might influence the levels of vitamin B 12 and folic acid. Aims and Objectives: The aim of this study is to compare vitamin B 12 and folic acid levels in patients with moderate and severe acne vulgaris with those ...
Hilal Gökalp, I Bulur, M A Gürer
doaj   +1 more source

Dietary intake of folate, vitamin B6, and vitamin B12, genetic polymorphism of related enzymes, and risk of breast cancer: a case-control study in Brazilian women

open access: yesBMC Cancer, 2009
Background Several studies have determined that dietary intake of B vitamins may be associated with breast cancer risk as a result of interactions between 5,10-methylenetetrahydrofolate reductase (MTHFR) and methionine synthase (MTR) in the one-carbon ...
Carvalho Solange   +8 more
doaj   +1 more source

Women in resource-poor settings are at risk of inadequate intakes of multiple micronutrients.

open access: yes, 2010
A systematic review was conducted to identify all studies that were published between 1988 and 2008 reporting micronutrient intakes of women in resource-poor settings.
Arimond, Mary   +3 more
core   +1 more source

The efficacy of supplying supplemental cobalt, selenium and vitamin B₁₂ via the oral drench route in sheep [PDF]

open access: yes, 2017
Cobalt and selenium are essential trace elements required for ruminants. There are many different methods of supplementation available to sheep including boluses, in feed, free access minerals, pasture dressing and oral drenches.
Kendall, Nigel R.   +2 more
core   +1 more source

Oral Contraceptive Use, Micronutrient Deficiency, and Obesity among Premenopausal Females in Korea: The Necessity of Dietary Supplements and Food Intake Improvement [PDF]

open access: yes, 2016
This study addressed the associations between oral contraceptive (OC) use and obesity as measured by recording the body mass index (BMI) of premenopausal females, and possible interactions with micronutrient intake were considered.
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core   +1 more source

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