See for yourself, here, at the Foundation website.
To protest, you could send your boxes of Corn Flakes, Frosted Flakes, Special K, Rice Krispies and Froot Loops to Kellogg Co. headquarters at:
2 Hamblin Avenue
Battle Creek, MI 49017
(269) 961-2000.
And switch to General Mills' Cheerios. Oats are better for you anyway.