How does Vitamin A affect the severity and outcome of diarrheal diseases?

helping your body's natural defence against illness and infection (the immune system) work properly · helping vision in dim light · keeping skin and the lining of ... A recent meta-analysis found a 70% reduction in viral respiratory tract infections among persons with vitamin D deficiency randomized to vitamin D treatment. Nov 19, 2020 ... A study from the University of Wisconsin found 40% of geriatric memory patients were deficient in at least one vitamin linked to brain health. Mar 10, 2025 ... Vitamin A is a fat-soluble vitamin that is naturally present in many foods. Vitamin A is important for normal vision, the immune system, reproduction, and ... Sep 11, 2023 ... ... vitamin. Other research suggests that diets low in folate may ... vitamins, minerals and fiber. Dark leafy greens fulfill this need ... Aug 16, 2021 ... Analysis of a landmark vitamin C study confirms: You need at least 100 milligrams of vitamin C a day to stay healthy. Apr 30, 2015 ... They found that toxic levels are actually rare. Their study appears in the May issue of Mayo Clinic Proceedings. A vitamin D level greater than ... Jun 21, 2021 ... Ludwig Distinguished Service Professor and chair of Radiation and Cellular Oncology and a senior author of the study, published in the June 11, ... Jan 19, 2023 ... Vitamins are a group of substances that are needed for normal cell function, growth, and development. There are 13 essential vitamins. Feb 25, 2025 ... Vitamin D may have other benefits, such as improving muscle and immune function, but these areas require more research. Natural sources of ...