inositol hexaphosphate (IP6)

Definition of inositol hexaphosphate
National Cancer Institute

inositol hexaphosphate

(ih-NOH-sih-TOL HEK-suh-FOS-fayt)
A substance found in many foods that come from plants, including corn, wheat, rice, and soybeans, and in large amounts in cereals and legumes. It is being studied in the prevention of cancer. Also called IP6 and phytic acid.

Source: NCI Dictionary of Cancer Terms