Abstract
Vitamin D (VITD) is recognized as a pro-hormone involved in bone metabolism and functioning of the immune, respiratory, endocrine and cardiovascular systems. Pregnant women and infants are high risk groups for VITD deficiency. recent systematic review described the 25 concentrations (OH) VitD3 on 5 continents and found it to be compatible with disabilities in 46-87% of women and 30-73% of…