The fat in dairy products is a haven for pesticides, antibiotics and bovine growth hormones. This means that everything commercial farmers give their cows to grow big and produce lots of milk, you too are ingesting. Some studies suggest that the growth hormones in milk are causing teen girls to menstruate earlier and earlier.
Always go organic when it comes to milk, cheese and butter; the cows aren’t given chemicals and growth hormones like rGBH and rbST.