PREGNANCY PLANNING. VITAMIN D DEFICIT – INFERTILITY, CORRECTION OF VITAMIN D DEFICIT

Abstract

Study objective. To study the efficacy of the drugs vitamin D at the stage of planning of pregnancy in women with infertility of various etiologies, according to domestic and foreign literature.Materials and methods. We conducted a search of the literature sources by the keywords “vitamin D”, “infertility”, “pregravid preparation” in domestic and foreign databases: elibrary, Medline/PubMed, Embase, CINAHL. 23 sources were selected.Study results. Vitamin D plays an important role in the regulation of the menstrual cycle and the reproductive health of women. The prevalence of vitamin D deficiency among women with infertility of various etiologies reaches 69%. It is vital to achieve an adequate level of vitamin D in a woman’s body and to prevent its deficiency.Conclusion. For all women with infertility at the stage of preparation it is recommended to conduct assessment of adequacy of vitamin D by determination of 25(OH)D in serum and correction of its deficit to achieve levels of 25(OH)D more than 30 ng/ml.

Keywords

• vitamin d
• infertility
• pregravid preparation