Phytochemical Function Food Source Isoflavones Blocks estrogen from entering cells, possibly lowering the risk of ovarian and breast cancer; protects against heart disease by reducing blood clotting and cholesterol levels Soy foods Lycopene Powerful antioxidant; linked to reduced prostate cancer risk Red pigment in tomatoes, pink grapefruit, watermelon, raspberries, strawberries, guava Saponins Interferes with DNA…