Nutritional Supplementation in Adults With Chronic Respiratory Disease

Inclusion Criteria: * Patients aged between 18 and 80 years. * Patient from Clínica San Gabriel or Clínica San Pablo Surco, inpatient or outpatient. * Patients with chronic pulmonary disease (including bronchiectasis, tuberculosis specific sequel, fibrothorax, diffuse interstitial lung disease, COPD). * Patients presenting one or more of the following situations of malnutrition or nutritional risk: BMI \<21 kg/m2 (or\<23 kg/m2 in patients ≥ 65); unintentional weight loss \>10% in the past 6 months; unintentional weight loss \>5% in last moth; FFMI \<15 kg/m2 (women) or \<16 kg/m2 (men). * Patients who signed informed consent. Exclusion Criteria: * Clinically unstable patients. * Patients requiring other nutritional supplements or parenteral nutrition. * Patients diagnosed with active pulmonary tuberculosis. * Patients with acute respiratory failure. * Patients with immunosuppression (including HIV, diabetes or neoplasms).