1. ISAPP (2023, April 22). Minimum Criteria for Probiotics. Sacramento, CA: International Scientific Association for Probiotics and Prebiotics. Available online: https://isappscience.org/minimum-criteria-probiotics/.
2. Food-origin lactic acid bacteria may exhibit probiotic properties: Review;BioMed Res. Int.,2018
3. Next-generation probiotics: The spectrum from pro biotics to live biotherapeutics;Marchesi;Nat. Microbiol.,2017
4. Postbiotyki—Właściwości, zastosowanie i wpływ na zdrowie człowieka/ Postbiotics—Properties, application and impact on human;Karbowiak;Żywn. Nauka Technol. Jakość Food Sci. Technol. Qual.,2020
5. Metchnikoff, E., and Mitchel, P.C. (1910). The Prolongation of Life: Optimistic Studies, G.P. Putnam’s Sons.