Vitamin C and E supplementation to prevent spontaneous preterm birth: a randomized controlled trial

John C Hauth1, Rebecca G Clifton, James M Roberts

  • 1From the Departments of Obstetrics and Gynecology at the University of Alabama at Birmingham, Birmingham, Alabama; University of Pittsburgh, Pittsburgh, Pennsylvania; University of Cincinnati, Cincinnati, Ohio; University of Texas Southwestern Medical Center, Dallas, Texas; University of Utah, Salt Lake City, Utah; University of North Carolina at Chapel Hill, Chapel Hill, North Carolina; Case Western Reserve University, Cleveland, Ohio; Northwestern University, Chicago, Illinois; University of Texas Health Science Center at Houston, Houston, Texas; Drexel University, Philadelphia, Pennsylvania; Wake Forest University Health Sciences, Winston-Salem, North Carolina; Oregon Health and Science University, Portland, Oregon; University of Texas Medical Branch, Galveston, Texas; Wayne State University, Detroit, Michigan; University of Texas Medical Center, Galveston, Texas; The George Washington University Biostatistics Center, Washington, DC; National Heart, Lung, and Blood Institute, Bethesda, Maryland; Eunice Kennedy Shriver National Institute of Child Health and Human Development, Bethesda, Maryland.

Summary

Maternal supplementation with vitamins C and E did not reduce spontaneous preterm birth risk in low-risk women. This randomized trial found no significant difference in overall spontaneous preterm births between vitamin and placebo groups.