Sara R. Zwart, Ph.D.
Research Scientist
sara.zwart-1@nasa.gov

Sara R. Zwart earned her Bachelor of Science degree in Biological Sciences from the University of Notre Dame in 1999, and her doctorate from the University of Florida in Nutritional Sciences in 2003. Her doctoral work involved studying the effects of anti-epileptic drugs on vitamin metabolism. She joined the Nutritional Biochemistry Laboratory at NASA's Johnson Space Center in 2003 as a National Research Council Postdoctoral Fellow, and began as a Research Scientist in the laboratory in 2005.

As a member of the Nutritional Biochemistry Laboratory, she is studying the relationships between nutrition and bone and muscle loss associated with weightlessness. She is currently researching the development of various nutritional countermeasures to prevent negative side effects of space flight.