Postbiotics refers to the metabolic byproducts of those probiotic bacteria, which seem to be responsible for many of the beneficial effects of probiotics. Read the transcript. Check out all the Quick and Dirty Tips shows. Subscribe to the newsletter for more diet and nutrition tips. Join the conversation on Facebook and Twitter. Links: https://www.quickanddirtytips.com/health-fitness/healthy-eating/what-are-postbiotics https://www.quickanddirtytips.com/podcasts https://www.quickanddirtytips.com/subscribe https://www.facebook.com/QDTNutrition/ https://twitter.com/NutritionDiva