Both diseases have genetic patterns linked to HLA-DQ2 and HLA-DQ8, resulting in a reported prevalence of CD in T1DM five to seven times higher than in the general population.1 T1DM treatment is based on the regular physical activity, and nutritional and insulin therapy.2 Hence, the medical prescription of multiple doses of insulin and carbohydrate counting showed better glycemic control in individuals with DM1, avoiding the glucose restriction and the negative impact of dietary restriction.3 Here, INS is linked to type 1 diabetes mellitus.