Cottage cheese contains
prebiotics (fibers) and yogurt contains
probiotics(good bacteria)...The prebiotics are good because they serve as a source of "food" for the probiotics. In conjuction, they help the digestive system run smoothly
along with the other benefits.
Here's a link if you want to read a little more about it:
http://healthnewsdigest.com/news/Foo..._printer.shtml