Most people know all about the good hype of using probiotics products because of the probiotics. The bacteria found in yoghurts at your local supermarket are good but not great as they dont have many strains of probitics usally 1 to 4. Better yoghurts are available that produce gcmaf these https://www.gcmafproducts.com/store/p35/www.gcmafproducts.com/store/p17/GCMAF_YOGURT_KIT_1ltr.html.html