Advancing Scientific Excellence

in probiotics and prebiotics

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

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

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

Educating stakeholders 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 2023 annual meeting is scheduled for June 26-28th, 2023 in Denver, Colorado, USA

This meeting is open to representatives from ISAPP member companies, selected Students and Fellows Association members, and invited experts only. See here for 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.

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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?

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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.

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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.

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Latest Posts and ISAPP Publications

Can we use fermented foods to modulate the human immune system?

By Dr. Paul Gill PhD, Monash University Fermented foods have…

New global guidelines for probiotics and prebiotics for gut health and disease

By Mary Ellen Sanders, PhD, Executive Science Officer, ISAPP The…

Popular media, misinformation and ‘biotics’

By Mary Ellen Sanders, PhD, Executive Science Officer, ISAPP Encountering…

Are the microbes in fermented foods safe? A microbiologist helps demystify live microbes in foods for consumers

By Dr. Gabriel Vinderola, PhD,  Associate Professor of Microbiology…
Horse with rider.

Probiotic Use in Horses: What is the Evidence?

By Kelly S. Swanson, PhD, The Kraft Heinz Company Endowed Professor…

How metabolites help us to understand the effect of gut microbes on health

By Dr. Anisha Wijeyesekera, University of Reading, UK Much…

Food of the future: Fermented and sustainable

By Dr. Mary Ellen Sanders, ISAPP Executive Science Officer An…

ISAPP appoints new Executive Director to step into leadership role in April 2023

The board of directors of the International Scientific Association…

Scientist investigating links between diet and immune system receives 2023 ISAPP Early Career Researcher Prize

ISAPP is pleased to announce the winner of the 2023 Glenn Gibson…

Looking back and looking ahead: ISAPP session focuses on the past, present, and future of the biotics field

Kristina Campbell, MSc, and Prof. Dan Tancredi, PhD, Professor…
Picture of panelists on stage with conference participants in the audience

Definition of postbiotics: A panel debate in Amsterdam

By Dr. Gabriel Vinderola, PhD,  Associate Professor of Microbiology…

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