Beta carotene, thiamin, magnesium, phosphorus, niacin, folate, copper, and vitamins A, B6, C, and K are all present in Tomatoes. They're naturally low in sodium and high in fiber, and because of their high-water content, they're practically fat-free. Tomatoes often produce lycopene and antioxidants, which include a range of health benefits. Because of the chromium content, diabetics can easily consume this filling food.