Vitamin D and expander treatment for teens
Part of Mouth & dental clinical trials.
This trial looks at whether vitamin D levels affect how well a special expander (MARPE) works to fix a narrow upper jaw in teens. If you are 15–18 and have a narrow upper jaw, you may be able to join.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are 15 to 18 years old
- You have a narrow upper jaw and a Class I bite (normal bite relationship)
- You have never had braces or other orthodontic treatment
- You are generally healthy with no serious medical conditions
- You do not smoke
- You have good oral hygiene and are willing to get a blood test for vitamin D
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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