Biography: Jessica ter Haar, Ph.D., is director of scientific affairs for the International Probiotics Association (IPA) and is a microbiology expert and probiotic educator focused on digestive and women’s health. She holds a doctorate from the University of Groningen in medical microbiology and probiotics for vaginal infections, and a master’s degree in nutrition and nutraceutical sciences from the University of Guelph. Ter Haar is also the founder and chairwoman of “Women and their Microbes,” a scientific conference directed at scientists, clinicians and industry professionals focused on helping women achieve their best possible microbial health during every stage of life. In her professional work with probiotics, she uses her thorough knowledge base to underscore the importance of probiotics, make scientific knowledge accessible, and address unmet medical and research needs. Additionally, ter Haar consults with a variety of companies in the probiotic, pharmaceutical and food industries on strategies to clearly communicate, valorize and leverage scientific benefits and best practices.

Media Samples

WRSR-FM (103.9) “The Foxhole Morning Show with Johnny and Amie” (Flint, MI)
MediaTracks Communications “Radio Health Journal”


CBS TV (Tampa-St. Petersburg, FL)
ABC TV (Dallas-Ft. Worth, TX)


IND TV (New York, NY)
Alternative Medicine Magazine (Consumer)