Table 2.

Glossary containing the main terminologies associated with probiotics in the specific literature.

Name	Definition	References
Paraprobiotic	“Dead bacterial cells or cell components to denote health benefits beyond the inherent viability of probiotics.”	[20]
Postbiotic	Any substance released by or produced through the metabolic activity of the microorganism, which exerts a beneficial effect on the host, directly or indirectly.	[21]
Prebiotics	“Substrate that is selectively utilized by host microorganisms conferring a health benefit.”	[16]
Synbiotic	Mixture of prebiotics and probiotics for the improvement of human or animal health.	[22]