Vitamin D dosing by weight for children and teens
Part of Hormones & metabolism clinical trials.
This study tests a new way to figure out the right vitamin D dose based on a child's or teen's weight. It may help find a more personalized dose for people weighing at least 140 pounds who are not already taking vitamin D.
Summary written for real people, not researchers, by Clin2.
Who can take part
- Your child must be between 6 and 21 years old.
- Your child must weigh at least 140 pounds (63.5 kg).
- Your child must not be currently taking vitamin D supplements.
- Your child must not have conditions like sickle cell disease, cancer, kidney or liver disease, or other chronic illnesses that limit mobility.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
Similar studies
Other trials that look related to this one.
This trial tests two forms of vitamin D (cholecalciferol and calcifediol) to see which better raises vitamin D levels in people with a deficiency. It may help you if your vitamin D is low, but you don't have osteoporosis or liver/kidney problems.
This study looks at bone health in children aged 3 to 15 who break a bone after a minor fall (like tripping). It compares them to children who don't break a bone, to see if things like body weight, sun exposure, or other factors affect bone strength.
This study tests whether adding vitamin D therapy to the usual Graves' disease treatment (methimazole) can improve thyroid function and lower antibody levels in children. If your child is between 9 and 17 and recently diagnosed, they may be able to participate.
This study is testing whether vitamin D supplements can help teens with obesity. It is open to participants aged 10 to 18 who live in Mexico City and have obesity based on their BMI.
This study compares taking vitamin D as a monthly dose versus a daily dose in children with low vitamin D levels. It aims to correct the vitamin D deficiency and see which schedule works best and is safe.
This study looks at whether giving vitamin D can improve heart and metabolic health in overweight or obese teens who have low vitamin D levels. It may help lower risks like high blood sugar or cholesterol.
Hear when a new Hypovitaminosis D trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.