It won't stop the hormones that are already in her body, but you can stop putting hormones in. Just make sure that you buy milk that is from cows that have not been treated as well as other dairy products.
There is another possibility that this could be a breast bud. They are happening in girls this age b/c of the increase in hormones that they get from the meat they eat to the dairy products that they consume.
at 4:57 PM on Apr. 15, 2011