Various studies have been contracted on role of Astatine in prevention and treatment of Alzheimer’s disease. Simultaneous with decrease of Cholesterol due to consuming Astatines by the patients suffering from Alzheimer ’s disease, receiving Atorvastatin, patients’ wisdom   showed improvement of symptoms of the said disease and memory capability  after six months of consumption. The effect of the said disease has fixed for one year after consumption. Past studies have also revealed that astatines enjoy protective effect against Alzheimer ’s disease.