You can eat anything you want, just like anybody else. Does that mean junk food is good for you? No, but it's not good for HIV negative people either. The best diet is comprised of mostly raw fruits and vegetables, cooked grains, and occasionally a small amount of cooked meat and dairy. This is true for both HIV positive people and HIV negative people. You can eat anything you want, just like anybody else. Does that mean junk food is good for you? No, but it's not good for HIV negative people either. <br /><br /> The best diet is comprised of mostly raw fruits and vegetables, cooked grains, and occasionally a small amount of cooked meat and dairy.