i drink 2 glasses of kefir everyday and noticed that alot of people talk about homemade kefir.i have lost so much weight from this friggin yeast i really have not had the energy to make my own kefir at this point,is the kefir at the health food store just as good?should i be drinking more kefir?i am having awful issues with gas and i am wondering if it is the garlic i have been taking