VITAMIN D DEFICIENCY

This study looked at whether taking vitamin D every day can lower the risk of serious lung problems in children and teens with sickle cell disease. Lung issues like infections and acute chest syndrome are major causes of illness in this group. The study involved 58 participants a…

This study looked at whether a higher daily dose of vitamin D (4000 IU) helps burn patients with vitamin D deficiency feel better physically and mentally compared to the usual low dose (400 IU). 48 adults who had a major burn injury at least 6 months ago took either a high or low…

This study looked at whether giving vitamin D supplements to adults with type 2 diabetes who also have low vitamin D levels can improve their blood sugar control. 119 participants took a high dose of vitamin D once a month for three months. Researchers measured blood sugar and ot…

This study looked at whether giving vitamin D supplements to people with newly diagnosed non-Hodgkin lymphoma or chronic lymphocytic leukemia who have low vitamin D levels could improve their outcomes. About 197 participants received either a low or high dose of vitamin D alongsi…

This study tested whether eating vitamin D fortified bread as part of a healthy diet can prevent low vitamin D levels during winter. 128 Irish family members, including children aged 5 and older, took part. The goal was to see if this simple food-based approach could safely impro…

This study looked at 90 children aged 6 to 12 with night-time bedwetting and low vitamin D levels. Researchers compared giving vitamin D alone, a standard medicine called desmopressin alone, or both together. The goal was to see which approach reduced wet nights the most over 3 t…

This study looked at whether taking a daily high-dose vitamin D3 pill (10,000 IU) for 12 weeks could improve muscle strength and muscle mass in 29 older adults (60+) with obesity in southern Mexico. Participants had their grip strength, muscle mass, and physical performance measu…

This study looked at 1100 people with COVID-19 in Turkey to see if their blood vitamin D levels were linked to how sick they got. Researchers measured vitamin D levels and compared them to disease severity. The goal was to understand if current vitamin D guidelines reflect real C…

This study looked at how much vitamin D sulfate is in breastmilk and whether it reaches infants. Researchers measured levels in milk and infant saliva before and after mothers took vitamin D supplements for 28 days. The goal was to understand the nutritional value of vitamin D su…

This study followed 215 people newly diagnosed with HIV in Hong Kong to see how often they developed non-AIDS health problems like high blood pressure, diabetes, bone thinning, and kidney issues. Participants were on different anti-retroviral drug regimens, and researchers compar…

This study looked at 106 teenage girls (70 with PCOS and 36 healthy) to see if vitamin D levels are linked to belly fat and metabolic problems like insulin resistance. Researchers measured blood vitamin D, sugar, insulin, cholesterol, and belly fat using ultrasound. The goal was …

This study reviewed medical records of 200 adults from an endocrinology clinic to see if taking vitamin D3 supplements lowered their chances of developing Long COVID after a COVID-19 infection or getting COVID-19 after vaccination. Researchers compared patients who took vitamin D…

This study looked at how common vitamin D deficiency is in people with chronic heart failure and whether taking vitamin D supplements improves their health. 91 adults with heart failure were divided into groups based on their vitamin D levels. Those with severe deficiency were ra…

This study looked at how much vitamin D pregnant women at risk of deficiency need to reach healthy levels. 105 women in early pregnancy were given either 20 or 40 micrograms of vitamin D daily, or followed usual care. The goal was to see which dose works best and to track changes…

This study examined 549 older adults (65+) to see if metabolic syndrome is connected to vitamin D levels, even in those without vitamin D deficiency. Researchers used surveys and blood tests to gather data. The goal was to better understand these relationships, not to test a trea…

This study looked at vitamin D levels in 552 people: those on dialysis waiting for a kidney transplant and healthy kidney donors. Researchers wanted to see how common vitamin D deficiency is and if it relates to immune health and other outcomes. The goal is to help improve screen…

This study measured how common Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD) is among 459 adults in Turkey who are overweight, have diabetes, or other risk factors. Participants had a quick liver scan and provided lifestyle and blood data. The goal was to find …

This study looked at vitamin D levels in 30 young medical residents at a hospital in Cordoba, Spain. Those found to have low vitamin D were given a supplement (calcifediol) and checked again. The goal was simply to understand how common vitamin D deficiency is in this group.

This study tested whether high doses of vitamin D can change the immune system in healthy adults. Researchers gave 56 participants either vitamin D or a placebo for 3 months and measured different types of immune cells in their blood. The goal was to understand how vitamin D migh…