  As mentioned earlier , the diet is rich in ingredients that supposedly possess anti-aging and antioxidant properties , as well as being supposedly effective at preventing disease;
<meaning-changed>   As mentioned earlier , the diet is rich in ingredients that supposedly possess anti-aging and antioxidant properties , as well as being supposedly effective at preventing disease;
 Not only is the diet healthy in preventing disease, many of the foodstuffs contain combative ingredients as well. As mentioned earlier , the diet is rich in ingredients that supposedly possess anti-aging and antioxidant properties , as well as being supposedly effective at preventing disease;