IL1B and obesity due to melanocortin 4 receptor deficiency: In the blood of pregnant women with obesity (Table 1), it has been described that occurs an increase in tumor necrosis factor‐α (TNF‐α), interleukin (IL)‐1β, IL‐17, IL‐6, among other cytokines (Jancsura et al. 2023; Stewart et al. 2007), as well as an increase in the gene expression of inflammatory genes on cord‐blood of offspring compared with the pregnant women with normal weight (Dosch et al. 2016).