Eating Disorders are a serious illness that present both medically and psychiatrically, posing the highest death rate of any psychiatric disorder. The purpose of this presentation is to help provide education for nutrition professionals on how to nourish a severely malnourished patient. It will help to shine light on medical complications that can arise from anorexia nervosa and provide education on appropriate medical nutrition therapy to help patients heal from these medical complications. It will also provide information on using enteral and parenteral nutrition in this patient population.