Vitamin D deficiency (serum 25-hydroxyvitamin D (25 (OH) D)< 50 nmol/L or 20 ng/mL) is
common in Europe and the Middle East. It occurs in< 20% of the population in Northern …

Vitamin D deficiency is common and there exists a huge gap between recommended dietary
vitamin D intakes and the poor vitamin D supply in the general population. While vitamin D is …

Importance Whether vitamin D supplementation during pregnancy is beneficial and safe for
offspring is unclear. Objective To systematically review studies of the effects of vitamin D …

Abstract Purpose The Middle East and North Africa (MENA) region registers some of the
lowest serum 25‑hydroxyvitamin D [25 (OH) D] concentrations, worldwide. We describe the …

Background/objectives Vitamin D deficiency during pregnancy may influence adverse
outcomes in offspring. The aim of this systematic review and meta-analysis of observational …

Abstract Background/Objectives Optimal doses of vitamin D (VitD) supplement in different
populations are unclear. We aim to evaluate the relationship between VitD supplementation …

Objective A summary of recommendations is given within the Gulf Cooperation Council
(GCC) setting on the assessment and management of vitamin D deficiency in the region …

Many Arab women in the Gulf region cover their bodies for cultural and religious reasons,
limiting the skin's exposure to sunlight and therefore its ability to synthesize vitamin D. The …

Introduction X-linked hypophosphatemia (XLH) is a rare inherited cause of
hypophosphatemic rickets and osteomalacia. It is caused by mutations in the phosphate …

Background Micronutrient deficiency affects the health and development of vulnerable
population such as children and pregnant women. Measures such as fortification of food and …