The Sun-D Trial: the effect of high SPF sunscreen application on vitamin D
- Conditions
- Vitamin D deficiencyMetabolic and Endocrine - Other endocrine disorders
- Registration Number
- ACTRN12621001752853
- Lead Sponsor
- QIMR Berghofer Medical Research Institute
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Not yet recruiting
- Sex
- All
- Target Recruitment
- 690
In order to be eligible to participate in this study, an individual must meet all of the following criteria:
•Provide electronic consent to participate
•Willing to comply with all study procedures and be available for the duration of the study
•Aged 30 to 65
•Resident of Queensland, New South Wales, Victoria or Tasmania
•Fitzpatrick skin type 1 to 4
People will be excluded if they are unable to provide consent or unable to communicate well enough in English to understand study requirements.
In addition, they will be excluded if they:
•Have a history of allergic skin reaction
•Have an autoimmune condition that affects the skin, such as psoriasis, lupus of the skin, scleroderma
•Have a history of melanoma within the past 5 years
•Are currently using sunscreen on a regular basis (i.e., > 2 days per week), excluding makeup or moisturiser with max SPF 15+ on the face
•Are taking or plan to start taking > 400 IU/day of supplementary vitamin D
•Do not have a phone
•Do not have access to electronic device suitable for survey completion and receiving reminders.
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method
- Secondary Outcome Measures
Name Time Method