Insufficient vitamin D status (serum 25-hydroxyvitamin D (S-25(OH)D)0·05 for differences between ethnic groups). In conclusion, high prevalence of vitamin D insufficiency existed among East African women living in Finland, despite higher vitamin D intake than their Finnish peers. Moderate vitamin D3 supplementation was effective in increasing S-25(OH)D in both groups of women, and no ethnic differences existed in the response to supplementation.
Keywords: 25(OH)D 25-hydroxyvitamin D; IOM Institute of Medicine; S-Ca serum calcium; S-PTH serum parathyroid hormone; S-Pi serum phosphorus; 25-Hydroxyvitamin D; Randomised controlled trials; Supplementation; Vitamin D; Vitamin D3.