Magnesium status and supplementation influence vitamin D status and metabolism: results from a randomized trial
Dai Q, et al.
Published in American Journal of Clinical Nutrition
Methodology
Randomized, double-blind, placebo-controlled trial of personalised-dose magnesium supplementation, with vitamin D metabolites measured by mass spectrometry and analysed by baseline 25(OH)D concentration.
Key Findings
Magnesium supplementation modified serum 25-hydroxyvitamin D in a baseline-dependent way: it raised 25(OH)D in participants whose starting concentrations were low and lowered it in those with high starting concentrations, and it also altered 24,25- and 1,25-dihydroxyvitamin D metabolites.
Conclusions
Our findings suggest that optimal magnesium status may be important for optimizing 25(OH)D status.
Limitations
Secondary analysis of a colorectal adenoma prevention trial, modest sample (n=180), and interaction findings that require confirmation in trials designed with vitamin D status as the primary endpoint.
Supplements Studied
Related Health Concerns
Study Details
Access Study
This information is for educational purposes only. Always consult a healthcare professional before starting any supplement regimen.