Is beta-carotene from supplements as beneficial as beta-carotene from food?

Feb 7, 2025 ... Study shows importance of vitamin D levels for infant health ... A study by the Penn State Department of Nutritional Sciences found that low ... A recent meta-analysis found a 70% reduction in viral respiratory tract infections among persons with vitamin D deficiency randomized to vitamin D treatment. Richard Martin and his team observed association between vitamin D and more aggressive cancers, which indicates the potential role for vitamin D manipulation. Nov 10, 2021 ... Skin benefits of vitamin C. A few clinical studies have demonstrated that vitamin C can improve wrinkles. One study showed that daily use of a ... VITAMIN K (phytonadione). This product information is intended only for residents of the United States. for Healthcare professionals:. Apr 13, 2021 ... Recommendation Information · Importance · USPSTF Assessment of Magnitude of Net Benefit · Practice Considerations · Update of Previous USPSTF ... 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 ... Apr 17, 2025 ... Vitamin A is a nutrient the body uses to support growth, vision and cell function. It's also called retinol or retinoic acid. The European Investigation into Cancer and Nutrition (EPIC)-Norfolk prospective cohort study investigated the relationship between vitamin C status and incident ... 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 ...