VITAMIN D DEFICIENCY

This study looked at whether giving vitamin D supplements to adults with type 2 diabetes and low vitamin D levels improves their blood sugar control. 119 participants took a high dose of vitamin D once a month for three months. Researchers measured blood sugar and HbA1c levels be…

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

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 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 bread with added vitamin D can prevent low vitamin D levels in Irish families during winter. 128 people from different households took part. They ate either vitamin D-fortified or regular bread for 8 weeks, and researchers measured their vitamin D…

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 treatment reduced wet nights the most over 6 …

This study looked at whether taking a daily high dose of vitamin D3 (10,000 IU) for 12 weeks could improve muscle strength and muscle mass in older adults (60+) with obesity. 29 participants from southern Mexico completed the trial. Researchers measured handgrip strength, muscle …

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

This study looked at how taking high doses of vitamin D for 3 months changes immune cells in healthy adults. Researchers measured different types of immune cells in the blood to see if vitamin D has an effect. The goal was to better understand how vitamin D might help with diseas…

This study looked at how common vitamin D deficiency is in people with chronic heart failure and whether taking vitamin D supplements helps. Researchers followed 91 patients for 26 months, checking their blood and heart function. The main goal was to find out how many heart failu…

This study examined 549 older adults to see if there is a connection between metabolic syndrome and vitamin D levels. Researchers collected health information and blood samples from participants aged 65 and older. The goal was to understand how these factors relate, not to test a…

This study followed 215 people newly diagnosed with HIV in Hong Kong to see how often they developed non-AIDS conditions like high blood pressure, diabetes, bone thinning, and kidney problems. Participants were checked before starting HIV treatment and again after 48 and 96 weeks…

This completed study looked at 1100 COVID-19 patients in Turkey to see if vitamin D levels in the blood were linked to how severe their illness became. Researchers measured vitamin D levels and compared them to disease severity. The study did not give any treatment, only observed…

This study looked at how much vitamin D sulfate is in breastmilk and whether it reaches infants. Researchers collected milk samples from 101 breastfeeding mothers before and after they took vitamin D supplements for 28 days. They also tested the babies' saliva and gut contents to…

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 looked at vitamin D levels in 30 young medical residents at a hospital in Cordoba, Spain. Those found with low vitamin D were given a supplement called calcifediol and checked again. The goal was simply to measure and understand vitamin D status in this group, not to t…

This study aimed to find out how common Metabolic Dysfunction-Associated Steatotic Liver Disease (MASLD) is among adults in Turkey who are at risk due to conditions like obesity, diabetes, or high blood pressure. Researchers used a special ultrasound-like test to check for liver …

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 compared vitamin D levels and metabolic markers in 70 adolescent girls with PCOS and 40 healthy teens aged 12-19. Researchers measured blood sugar, insulin, cholesterol, and belly fat thickness using ultrasound. The goal was to understand how vitamin D deficiency might…