Evidence on probiotic efficacy by condition

Clinical Guide to Probiotic Products Available in USA

Clinical Guide to Probiotic Products Available in Canada

These guides, which list the level of evidence for various probiotic products by indication, are independent tools for healthcare professionals. They are made possible through industry-funded educational grants.

World Gastroenterology Organisation Global Guidelines

This guideline offers evidence for the use of probiotics for various indications. Note especially Tables 8 and 9, which list strains associated with graded evidence for gastrointestinal benefits.

Information on probiotics and prebiotics

Probiotics, Prebiotics and the Gut Microbiota

This ILSI Europe Concise Monograph was published in 2013.


This website has comprehensive, up-to-date information on activities, research, and new developments in the area of probiotics.

Information on gut microbiota

WGO Handbook on Gut Microbes

This resource includes 15 chapters by global experts on gut microbiota and its role in health and disease, as well as probiotics and prebiotics.

Gut Microbiota for Health

This website has up-to-date gut microbiota research news as well as information for the general public.


Probiotic Association of India

Contact: drprobiotic@nullgmail.com

Indonesian Scientific Society for Probiotics and Prebiotics

Contact Darti Nurani: dnurani@nullisspp.net

European Scientific League for Preparations

Contact Jean-Pol Warzée: contact@nullprobioleague.org

European Food & Feed Cultures Association (EFFCA)

Contact EFFCA: effca@nullkellencompany.com

Dairy Science and Technology Research Centre (STELA)

Contact FSAA: fsaa@nullfsaa.ulaval.ca

Czeck Society for Probiotics and Prebiotics

Contact Janu Vojtkovou: jana.vojtkova@nullfnmotol.cz

Canadian Research and Development Centre for Probiotics

Contact Lawson Health Research Office: info@nulllawsonresearch.com

Asian Federation of Societies For Lactic Acid Bacteria

Contact: N/A

APC Microbiome Ireland

Contact APC Microbiome Ireland: apc@nullucc.ie

International Dairy Federation

Contact International Dairy Federation: info@nullfil-idl.org

International Probiotics Association

Contact: N/A

Iranian Society of Probiotics and Functional Foods

Contact secretary: anjoman.probiotic@nullgmail.com

Teagasc Agriculture and Food Development Authority

Contact Teagasc: info@nullteagasc.ie

Japan Society for Lactic Acid Bacteria

Contact JSLAB: jslab-post@nullbunken.co.jp

Korean Society for Lactic Acid Bacteria and Probiotics

Contact: kslabp@nullnaver.com

Reference Center for Lactobacilli (CERELA)

Contact CERELA: CRLSecretaria@nullcerela.org.ar

National Institutes of Health

Contact OIR: OIRinfo@nullmail.nih.gov

Nutrition Innovation Centre for Food and Health

Contact Philip Allsopp: pj.allsopp@nullulster.ac.uk

Pharmabiotic Research Institute

Contact PRI: contact@nullpharmabiotic.org

Society for Microbial Ecology and Disease

Contact Eugenia Bezirtzoglou: empezirt@nullagro.duth.gr


Contact Véronique Fabien-Soulé: syndifrais@nullsyndifrais.com

The International Science and Technology Center

Contact David Cleave: istcinfo@nullistc.int


Contact: N/A

Swedish South Asian Network on Fermented Foods (SASNET-FF) 

Contact: n/a