High calorific diets are described as proinflammatory because they are associated with higher levels of C‐reactive protein and interleukin‐6.176 Diets with higher dietary inflammatory index scores may promote cancer risk.177, 178, 179 Finally, epigenetic changes resulting in the hypermethylation of E‐cadherin and cyclooxygenase‐2 have been associated with chronic periodontitis, and may be linked with increased cancer risk.180. This evidence concerns the gene CDH1 and cancer.