The purpose of this study is to test two different interventions of nutrition follow up after discharge from geriatric ward in undernourished geriatric patients. The patients are randomized to a home visit arm, a telephone consultation arm, or a control arm. Patients in the home visit arm and their home care helper will get visits from a clinical dietician at one week, two weeks and four weeks after discharge, in order to follow up on the nutrition intervention. Patients in the telephone consultation arm and their home care helper will be contacted by a clinical dietician at one week, two weeks and four weeks after discharge, in order to follow up on the nutrition intervention. The control arm will not be contacted.