How does Vitamin A influence the production of cytokines and chemokines?

Get all the information you need on vitamins and supplements, from A to Z, with WebMD's comprehensive database. Our expert resources cover everything from ... One study published in the British Medical Journal in 1990 raised this concern, suggesting that the risk of cancer was doubled in babies who received vitamin K ... The body's ability to absorb vitamin B12 can decrease with age. Taking certain medicines can also lower absorption. Eating enough protein and fortified foods ... What is vitamin D? How much sun do we need to maintain our vitamin D levels? Find information on vitamin D, including vitamin D deficiency here. Feb 19, 2025 ... In a 2022 study of preterm babies born before 33 weeks, researchers found that the exclusively breastfed babies had lower Vitamin K levels in ... Feb 15, 2025 ... Vitamin D Deficiency. Jasleen Kaur; Swapnil Khare; Omeed Sizar; Amy Givler. Author Information and Affiliations ... 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 ... The information included here will help you learn all about calcium and vitamin D – the two most important nutrients for bone health. It is equally ... A recent meta-analysis found a 70% reduction in viral respiratory tract infections among persons with vitamin D deficiency randomized to vitamin D treatment. Vitamin A is a fat-soluble vitamin that has several important functions in the body. Vitamin A helps keep skin and mucous membranes that line the nose, sinuses ...