When people try to go "Paleo" for the first time, it seems like you cannot have anything! But after while, most people see the benefits of not eating grains & avoiding sugar. And there is generally no question about processed foods. For the most part, avoiding the fake, nutrition-less food is easy for people to wrap their heads around.
But there is one thing that always seems to be up for debate. People seem to struggle with giving up dairy. And why give it up, it is good for you, right? Remember how you were once told that about grains...and you believed it? Food has changed - grains & dairy, both.
Check out this article & videos. You might think twice about that glass of milk!