In the past, this protection against different diseases was mainly attributed to their high content of vitamin C, E, and carotenoids (Block 1991; Zeigler 1991; Byers and Guerrero 1995; Vinson and others 1998).
In the past, this protection against different diseases was mainlyattributed to their high content of vitamin C, E, and carotenoids(Block 1991; Zeigler 1991; Byers and Guerrero 1995; Vinson andothers 1998).