FFAR1 and type 2 diabetes mellitus: Humans cells demonstrated that the anthocyanins present in purple corn have the possibility of activating the FFAR1 gene, a known marker that, when activated, can contribute to the treatment of type 2 diabetes and its complications. Another article also shows that some polyphenols, such as anthocyanin, can activate the FFAR1 gene in pancreatic Beta cells, and point to antidiabetic potentials for prevention and treatment.