Older people Have seen positive benefits of eating yogurt because of the probiotics. The bacteria found in yoghurts at your local market are good but not great as they dont have many types of probitics usally 1 to 4. Special yoghurts are available that produce gcmaf proteins these are many https://www.gcmafproducts.com/store/p53/MAF_ONE_EASY_TO_PREPARE_NON_DAIRY_MAF_PROBIOTIC_DRINK_1_LTR.html