According to data reported by ENSANUT-2021 [2], it is worrisome that Mexican adolescents drink more sweetened beverages than plain drinking water, which contributes to the problem of obesity; as for the consumption of recommended foods, about 70% of adolescents do not consume fruits and vegetables, which means an insufficient intake of vitamins, minerals, and fiber, in addition to the fact that only 29.8% have a protein source from egg albumin and less than 25% consume legumes, which are necessary for muscle formation. The gene discussed is ALB; the disease is obesity due to melanocortin 4 receptor deficiency.