When was Vitamin A discovered?

Jan 2, 2021 ... Older adults may have different vitamin and mineral needs than younger adults. Find recommended amounts and information on calcium, sodium, ... 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 ... Much of this research focused on vitamin E and beta-carotene (a pigment found in vegetables and fruits that can be turned into vitamin A in your body). Jan 17, 2025 ... Research shows that a single vitamin K shot at birth protects your baby from developing dangerous bleeding that can lead to brain damage and even death. In a small study of 40 high-functioning elderly women, severe vitamin D deficiency (<25 nmol/L) was associated with a higher risk of non-AD dementias but ... Dec 13, 2018 ... A broad literature search of PubMed and Google Scholar was performed in July 2018 to compile published articles that study the relationship ... 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 ... Feb 20, 2025 ... This book guides the reader on a journey through the information, debate and research on this topic. I have also written several articles on ... Nov 18, 2022 ... You may have heard about a study from the 1990s about a possible link between the vitamin K shot and developing childhood cancer. This didn't ... A recent meta-analysis found a 70% reduction in viral respiratory tract infections among persons with vitamin D deficiency randomized to vitamin D treatment.