Effectiveness and Cost of a Quantitative and Qualitative Nutritional Supplementation in Elderly Patients

Inclusion Criteria: * Hospitalization into a geriatric care unit * age \> 70 years * C reactive protein \> 30 mg/l * 25 \< albumin \< 35 g/l * 130 \< Na \< 145 mmol/l * BMI \< 22 * weight loss \> 10 % within the last 6 months * MNA \< 23.5 Exclusion Criteria: * diabetes mellitus * severe digestive failure * enteral or parenteral nutrition * renal,cardiac or digestive failure * lactose intolerance * terminal phase severe pathology * MMS \< 15