IL6 and obesity due to melanocortin 4 receptor deficiency: However, others have recently reported differences in levels of the aforementioned adipokines among Argentinean children and adolescents (5–19 years), grouped into those with normal weight, overweight, and obesity, demonstrating higher levels of IL-6 in boys with obesity, at around 2.34 pg/mL (p = 0.028) [35].