Latest Vitamin A Stories

Two Agricultural Research Service (ARS) scientists are part of an international team that has found a way to boost the nutritional value of corn. This has the potential to reduce the number of children in developing countries who lose their eyesight, become ill or die each year because of vitamin A deficiencies.Corn contains carotenoids, some of which the body can convert to vitamin A. Beta-carotene is the best vitamin A precursor, but only a very small percentage of corn varieties have...

Taking vitamin D supplements during pregnancy is not only safe for mother and baby, but also can prevent preterm labor/births and infections, according to results of a randomized controlled study presented at the Pediatric Academic Societies (PAS) annual meeting in Vancouver, British Columbia, Canada.In the 1950s and '60s, people were concerned that vitamin D could cause birth defects, according to Carol L. Wagner, MD, lead author of the study and a pediatric researcher at Medical University...

GRAND RAPIDS, Mich., April 26 /PRNewswire/ -- Topping that bowl of cereal with raspberries instead of strawberries, or sauteing kale instead of spinach for dinner can boost phytonutrient intake, which may help decrease risk for certain chronic diseases, including cardiovascular disease, cancer and diabetes. A study, supported by the Nutrilite Health Institute and presented at the Experimental Biology Meeting, April 25, in Anaheim, California, found that despite the availability of a wide...

In the first study of vitamin K and Non-Hodgkin lymphoma risk, researchers at the Mayo Clinic campus in Minnesota have found that people who have higher intakes of vitamin K from their diet have a lower risk of developing Non-Hodgkin lymphoma. Non-Hodgkin Lymphoma is a cancer of the immune system and is the most common hematologic malignancy in the United States.At the 101st Annual Meeting of the American Association for Cancer Research (AACR), the researchers report that the risk of...

PINELLAS PARK, Fla., April 15 /PRNewswire/ -- We've all heard that "you are what you eat." There are few instances where that is more relevant than in the case of your eyesight. And yet, a study finds that many people do not make a conscious connection between healthy eyesight and a balanced, nutritious diet. The study, which surveyed consumers in the United Kingdom, was conducted by Transitions Optical, the leading global provider of photochromic eyeglass lenses. Results revealed that 43...

Decreasing or increasing the function of a newly discovered gene in corn may increase vitamin A content and have significant implications for reducing childhood blindness and mortality rates, according to a Purdue University-led study.Torbert Rocheford, the Patterson Endowed Chair of Translational Genomics and professor of agronomy at Purdue, led the study that made findings in yellow and particularly orange corn, a type he said likely originated in the Caribbean and is popular in some Asian...

Washington, DC "” Researchers at Children's National Medical Center have discovered that African American children with asthma in metropolitan Washington, DC, are significantly more likely to have low levels of vitamin D than healthy African American children. This study supports recent research that suggests vitamin D plays a greater role in the body than just keeping bones healthy. Vitamin D deficiency has been recently linked to a variety of non-bone related diseases including...

Vitamin A is a key regulator in embryonic heart formationLos Angeles, Calif. -- Researchers at the Keck School of Medicine of the University of Southern California (USC) have identified a key cellular mechanism that guides embryonic heart tissue formation"”a process which, if disrupted, can lead to a number of common congenital heart defects.Heart tissue forms in two distinct phases known as the First Heart Field, which includes the left ventricle and portions of both atrial chambers, and...

First-of-a-kind study by investigator at The Research Institute of the MUHC finds "epidemic" of Vitamin D insufficiencyThere's an epidemic in progress, and it has nothing to do with the flu. A ground-breaking study published in the March 2010 Journal of Clinical Endocrinology and Metabolism found an astonishing 59 per cent of study subjects had too little Vitamin D in their blood.  Nearly a quarter of the group had serious deficiencies (less than 20 ng/ml) of this important vitamin. Since...

BUENA PARK, Calif., March 1 /PRNewswire/ -- NUTRILITE®, a world leading nutritional supplement brand, just launched its newest product, Vitamin D3 2000 IU plus Vitamin K2. NUTRILITE Vitamin D3 2000 IU plus Vitamin K2 is formulated with the naturally occurring form of Vitamin D your body produces when exposed to sunlight - in an amount that's equal to 20 eight ounce glasses of milk. Recent studies show that it is very difficult to get enough Vitamin D through diet alone. Yet Vitamin D...