What Are Prebiotics?

Prebiotics are defined as non-digestible food components that promote the growth of good gut bacteria¹. Probiotics feed on these to grow and survive.

“Pre” tells us it’s something that happens before. In this way, prebiotics are a prerequisite to probiotics.


  1. Hill, C., Guarner, F., Reid, G. et al. The International Scientific Association for Probiotics and Prebiotics consensus statement on the scope and appropriate use of the term probiotic. Nat Rev Gastroenterol Hepatol 11, 506–514 (2014).

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