All the news about lycopene, a powerful antioxidant that makes tomatoes red and may help prevent prostate cancer in men, is turning into a powerful marketing tool for ketchup manufacturers. New research shows, however, that not all ketchups are created equal.
Biologists at the Agricultural Research Service in Albany, California, recently tested the lycopene levels in 13 commercial ketchups representing 10 manufacturers. They found that organic ketchup, usually darker red than conventional ketchup, averages 60 percent more lycopene. The higher levels may be a result of both the more gentle organic processing methods, such as a lower heat, and the fruit itself