Sunlight exposure or vitamin D supplementation for vitamin D-deficient non-western immigrants: a randomized clinical trial.

What Was Tested

Researchers studied Vitamin D, K2, Magnesium and Zinc in this randomized controlled trial publication.

Vitamin D deficiency is very common in non-western immigrants.

It can be treated with vitamin D supplementation or sunlight exposure.

Who Took Part

The age groups tagged for this paper are teenagers, young adults, adults, middle-aged adults and older adults, both men and women.

Blood samples were collected at baseline, during treatment (3 months, 6 months), and at follow-up (12 months).

How the Study Was Run

The researchers set it up as a randomized study.

Random assignment meant chance, not the researchers, decided who got Vitamin D, K2, Magnesium and Zinc and who got the comparison, which limits bias.

Randomized clinical trial in 11 general practices in The Netherlands.

Statistical analysis was performed with multilevel regression modelling.

What Was Measured

PubMed files the paper under topics including Africa, Asia, Dietary Supplements, Emigrants and Immigrants, Motor Skills, Netherlands and Pain Measurement.

What This Means in Plain Language

The paper is a randomized study of Vitamin D, K2, Magnesium and Zinc.

The abstract goes on to report its results in about 6 sentences; this page does not restate them, so read the paper for the findings and their limits.

The publication is from 2011 (Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA), a journal based in England.

More context: the Vitamin D, K2, Magnesium and Zinc compound page, all human trials.