Copyright – Alsana, Inc. – All Rights Reserved. Alsana’s Eating Disorder Treatment & Eating Recovery Centers offer 3 levels of care to serve clients. Residential Treatment, Day Treatment, and Intensive Outpatient Treatment. We treat Anorexia, Bulimia, and Binge Eating Disorder. Co-Occurring Conditions and Trauma are other areas of importance as well as OSFED and ARFID.