Inositol (Vitamin B8) is a compound derivative of cyclohexane(a petroleum or benzene based solvent), widely distributed in plants and seeds as Phytin (a calcium-magnesium salt).
A tasteless white polysaccharide found especially dissolved in the sap of the roots and rhizomes of composite plants.
Iodine is an essential mineral element.
Iron is an essential mineral and found in all body cells.
Isoleucine is an essential amino acid present in most common proteins.