Study of 2 Modalities of Dialysis and Nutrition on the Nutritional Status of Malnourished Chronic Renal Disease Patients

Inclusion Criteria: * Patient with renal failure, on hemodialysis for at least 12 months; * Hemodialysis patient in 3 weekly sessions on a device with a standard permeability membrane (polysulfone, polyethersulfone or polyartylethersulfone type); * Malnourished patient, on intradialytic parenteral nutrition for at least 6 months; * Patient who may benefit, according to the doctor, from a change in dialysis and nutrition strategy: * Patient who signed an informed consent form to participate in the study Exclusion Criteria: * Known allergy to PEPA® ; * Protected patient (under legal protection, or deprived of liberty by judicial or administrative decision); * Patient with a chronic infection in progress; * Patient with life expectancy \<6 months according to the investigator; * Inability to understand information related to the study (linguistic, psychological, cognitive reason, etc.); * Pregnant woman or likely to be (of childbearing age, without effective contraception) or breastfeeding; * Patient participating in another clinical trial, or in a period of exclusion from another clinical trial; * Patient not benefiting from a social security scheme.