Apparently scientists have discovered that if you have a specific gene (supposedly 90% of us do) than breastmilk makes you have a higher IQ. Notice I didn't say smarter....I don't know that smart and IQ are necessarily the same thing.
Here's the article if you'd like to read it. I could have told you my children are brilliant...enough proof for me.
Thanks to my sweetie for heads up on this story.