They contain a multitude of vitamins and minerals, including lycopene, an antioxidant that may help reduce the risk of cancer. Tomatoes have been linked to bone health and heart health, and have been shown to help lower total cholesterol, LDL cholesterol, and triglycerides. In addition, tomatoes may help prevent unwanted clumping together, or aggregation, of platelet cells in the blood, which is especially important in lowering the risk of heart problems like atherosclerosis.