Seyfried offers an experiment of two rats as an evidence; one of them is published in an under-evaluation journal, which includes some weird and untrusted topics. Both studies were only about brain cancer, under certain conditions and relating to rats, and no enough clinical evidences related to human beings. One of the rare cases recorded within the same context was for two patients who were subjected to ketogenic diet at Cleveland Clinic in U.S. For one them, it was noticed that process of the disease has stopped only for 12 months in 1995, and no one knows what happened after that.