Vitamin A Deficiency News and Research

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Orange sweet potato reduces prevalence and duration of diarrhea in children

A new study has found that orange sweet potato (OSP) reduced both the prevalence and duration of diarrhea in young children in Mozambique.

16 Jun 2015

Vitamin D and calcium supplements may not help relieve menopausal symptoms, reveals study

Women who took vitamin D and calcium supplements had the same number of menopausal symptoms as women who did not take the supplements, according to a study published today in Maturitas, the official journal of the European Menopause and Andropause Society.

2 Jun 2015

Pancreatic cancer rates higher in countries with less sunlight

Writing in the April 30 online issue of the Journal of Steroid Biochemistry and Molecular Biology, researchers at University of California San Diego School of Medicine report pancreatic cancer rates are highest in countries with the least amount of sunlight. Low sunlight levels were due to a combination of heavy cloud cover and high latitude.

30 Apr 2015

Higher levels of vitamin D decrease pain, improve function in obese patients with osteoarthritis

Got milk? If you are overweight and have osteoarthritis, you may want to bone up on your dairy products that have vitamin D.

31 Mar 2015

Study highlights the treatable causes of cerebellar ataxias

No cures are possible for most patients who suffer debilitating movement disorders called cerebellar ataxias. But in a few of these disorders, patients can be effectively treated with regimens such as prescription drugs, high doses of vitamin E and gluten-free diets, according to a study in the journal Movement Disorders.

24 Mar 2015

Vitamin D3 and metformin show promising results in preventing colorectal cancer

The concept was simple: If two compounds each individually show promise in preventing colon cancer, surely it's worth trying the two together to see if even greater impact is possible.

24 Mar 2015

Vitamin D plays major role in preventing diabetes and atherosclerosis

In recent years, a deficiency of vitamin D has been linked to type 2 diabetes and heart disease, two illnesses that commonly occur together and are the most common cause of illness and death in Western countries. Both disorders are rooted in chronic inflammation, which leads to insulin resistance and the buildup of artery-clogging plaque.

19 Mar 2015

OSU researchers find link between low levels of vitamin D and depression in young women

A new study from Oregon State University suggests there is a relationship between low levels of vitamin D and depression in otherwise healthy young women.

19 Mar 2015

Recommended intake of vitamin D miscalculated by IOM, experts say

Researchers at UC San Diego and Creighton University have challenged the intake of vitamin D recommended by the National Academy of Sciences Institute of Medicine, stating that their Recommended Dietary Allowance (RDA) for vitamin D underestimates the need by a factor of ten.

18 Mar 2015

Fracture prevention project could help save millions

Bone fractures affect millions of people across the UK with 1 in 2 women and 1 in 5 men over the age of 50 suffering from them . The cost of fragility fractures place a substantial economic burden on the health and social care system with the costs of fragility fractures in the region of £2.3bn .

12 Mar 2015

Chronic heart failure patients with decreased calcitriol may benefit from aggressive supplementation

In patients with chronic heart failure, the vitamin D metabolite 1,25-dihydroxyvitamin D (1,25(OH)2D), also called calcitriol, and its ratio to parathyroid hormone (PTH 1-84) may help predict cardiovascular death; and patients with decreased calcitriol and decreased ratio of calcitriol to PTH might benefit from more aggressive supplementation, a new study finds.

9 Mar 2015

Study finds racial disparities among children with Crohn's disease

A study published recently in the IBD Journal found significant differences in hospital readmissions, medication usage, and both medical and surgical complications of children with Crohn's disease related to race. In the study, black children had a 1.5 times higher frequency of hospital readmissions because of Crohn's disease compared to white children.

28 Feb 2015

WHO urges affected countries to increase investment in tackling neglected tropical diseases

WHO urges affected countries to scale up their investment in tackling 17 neglected tropical diseases in order to improve the health and well-being of more than 1.5 billion people. This investment would represent as little as 0.1% of current domestic expenditure on health in affected low and middle income countries for the period 2015-2030.

19 Feb 2015

CTCA presents research on new cancer nutrition therapies at A.S.P.E.N. Clinical Nutrition Week

Several Cancer Treatment Centers of America clinicians presented research from studies evaluating new cancer nutrition techniques and therapies at the American Society for Parenteral and Enteral Nutrition Clinical Nutrition Week held in Long Beach, Calif., February 14-17, 2015. CTCA clinicians led a plenary session and an oral abstract presentation, and presented eight posters to Clinical Nutrition Week attendees.

18 Feb 2015

Winter weather may cause vitamin D deficiency

Residents of snowy, northern U.S. cities are at risk of vitamin D deficiency and worse, may not even know it.

16 Feb 2015

Study shows link between low vitamin D levels in childhood and occurrence of atherosclerosis in adulthood

Low levels of 25-OH vitamin D in childhood were associated with subclinical atherosclerosis over 25 years later in adulthood, according to a new study published in the Endocrine Society's Journal of Clinical Endocrinology & Metabolism.

11 Feb 2015

People living beside the sea have higher vitamin D levels

People living close to the coast in England have higher vitamin D levels than inland dwellers, according to a new study published in the journal Environment International.

10 Feb 2015

New Johns Hopkins research suggests that vitamin A may protect children against malaria

Children under age 5 living in sub-Saharan Africa were 54 percent less likely to develop malaria if they had been given a single large dose of vitamin A, new research led by the Johns Hopkins Bloomberg School of Public Health suggests.

4 Feb 2015

ODIN project examines food-based solutions to prevent vitamin D deficiency

ODIN is a 4 year collaborative project with partners from all over Europe and one from the USA. The coordinator of the project is UCC and other Irish partners include the Daithi O'Murchu Marine Research Station, UCD, Crème Software Ltd (Dublin) and Monaghan Mushrooms.

2 Feb 2015

Pollinator decline could increase risk of malnutrition, disease

A new study shows that more than half the people in some developing countries could become newly at risk for malnutrition if crop-pollinating animals -- like bees -- continue to decline.

28 Jan 2015