According to the results, decreased levels of albumin (<3 g/dL) and hemoglobin (<11 g/dL), elevated homocysteine, CRP, IL-6 (>7.5 pg/mL), and IP-10 (>250 pg/mL) may attract medical processionals’ attention when diagnosing malnutrition. This evidence concerns the gene IL6 and malnutrition.