Globally, cinnamon extract stimulates apoptosis through an augmentation of the expression of NF-KB and AP-1 [1], but also through determining the activation of cytotoxic CD8+ T cells [9]; moreover, it prevents the proliferation of cancer cells thanks to the inhibition of COX-2 and myeloperoxidase [43], molecules normally involved in inflammation and tissue damage that, as it is well-known, are at the basis of carcinogenesis. Here, MPO is linked to cancer.