Advancing Scientific Excellence

in probiotics, prebiotics, synbiotics, postbiotics and fermented foods

We Are

The international non-profit organization that works to advance the science of probiotics, prebiotics and related substances, such as synbiotics, postbiotics and fermented foods. Founded in 2002, ISAPP brings together global leading scientific experts and has shifted the paradigm for how probiotics and prebiotics are studied and understood.

We’re Committed To

Advancing the science by supporting scientific discussions that lead to effective collaborations and high-quality studies on topics of interest

Stewardship of the field by highlighting scientific progress, addressing misleading information and by communicating with regulators

Educating different audiences by creating tailored programs and materials that accurately represent current science

We set ourselves apart

Putting the science first. We are committed to scientific integrity and transparency and believe advancements in the probiotic and prebiotic fields are driven by rigorous scientific approaches and science-based communications.

The ISAPP 2025 annual meeting is July 15-17, 2025 in Banff, Canada.

Click here for more details.

For Scientists

Our ISAPP Science Blog is the voice of knowledge leaders in the field, who offer nuanced perspectives on issues that affect the science of probiotics, prebiotics and related substances. Our annual meeting for members is a flagship scientific networking event. You can find our latest news here, along with scientific resources and ISAPP publications.

More Information

For Consumers

You may have heard conflicting information about probiotics, prebiotics, synbiotics, postbiotics and fermented foods. Our resources section is a one-stop-shop for reliable, science-based information on related topics, including: What are prebiotics? How healthy are fermented foods? Are probiotics useful?

More Information

For Students

Through our Students and Fellows Association (SFA), you can become part of a community of students and early career scientists focused on probiotics, prebiotics, and related fields. Connect digitally, or meet in person at our annual meeting for valuable networking opportunities.

More Information

For Clinicians

Staying up to date on the latest clinical data on probiotics and prebiotics can be difficult for busy physicians, nurses, dietitians, and pharmacists. ISAPP collects resources to help health professionals find the evidence they need for probiotics and prebiotics in clinical use.

More Information

Latest Posts and ISAPP Publications

Can Probiotics Prevent Respiratory Tract Infections in Infants and Children?

By Prof. Hania Szajewska MD PhD, Medical University of Warsaw,…

Discovering novel bioactive peptides in fermented foods

By Dr. Rounak Chourasia PhD, National Agri-food Biotechnology…

ISAPP elaborates criteria for prebiotics

By Mary Ellen Sanders, PhD, Mary Ellen Sanders LLC, Probiotics…

Prebiotics: Does Delivery Format Matter?

By Kelly S. Swanson, PhD, University of Illinois Urbana-Champaign,…

Postbiotics: A global perspective on regulatory progress

By Dr. Gabriel Vinderola PhD, CONICET, National University of…

Welcoming ISAPP’s newest board member, Dr. Geoffrey Preidis MD PhD

At the 2024 annual scientific meeting in Cork, Ireland, the ISAPP…

ISAPP Board Welcomes New President, Prof. Maria Marco PhD

At the ISAPP 2024 annual meeting in July, the ISAPP board of…

I come to praise ISAPP, not to bury it: Reflections on 15 years as a board member

By Prof. Colin Hill PhD, University College Cork I have been…
Audience observing panel on probiotics for preterm infants

Expert Panel at ISAPP Annual Meeting Addresses Probiotic Use for Premature Infants

By Marla Cunningham, ISAPP Executive Director The use of probiotics…

Can we estimate prebiotic effects from short-chain fatty acid production?

By Prof. Kristin Verbeke PhD, KU Leuven Short-chain fatty…

The ISAPP 2022 annual meeting is scheduled for June 15-17, 2022 in Sitges, Barcelona, Spain

This meeting is open to industry members, Students and Fellows Association members and invited guests only. See here for details.

©2020 International Scientific Association for Probiotics and Prebiotics