A 19-years old boy suffered from chronic diarrhoea, fatigue, loss of appetite, fever, and unintentional weight loss. He has a history of Type I Diabetes and is on insulin therapy. He is anaemic. His current BMI-for-age is minus 2 SD, and MUAC is minus 2.3 SD. Because of his recurrent symptoms, he stopped going to his university. He is recently being diagnosed with abdominal TB and admitted to the isolation ward at Al Megat hospital. The number one MNT goal for this child is