No data are available on the effect of omega 3 on serum 25-hydroxyvitamin D levels in Jordanian men and women.~This study was designed to investigate whether omega 3 supplementation has a potential effect on the reducing of serum 25-hydroxyvitamin D levels.~This randomized, placebo-controlled clinical trial (RCT) was designed to evaluate 300 mg omega-3FA daily for 2 months on serum levels of 25-hydroxyvitamin D levels. This RCT will be conducted on 80 to 90 Jordanian men and women aged 22 to 66 years. Baseline and follow-up levels for 25-hydroxyvitamin D (25OHD), parathyroid hormone (PTH), calcium, phosphate, liver and kidney functions will be assayed.
The effect of omega 3 fatty acid on serum 25-hydroxyvitamin D levels.