**Love ketchup? You’re not alone—but doctors say it’s worth a closer look.** Most store-bought ketchup, like Heinz, is made from tomato *concentrate*, not fresh tomatoes. And it’s loaded with sugar—*two teaspoons per serving*—thanks to both high-fructose corn syrup and corn syrup. One bottle can pack over 30 tablespoons of sugar. Labels also list vague terms like “natural flavors” and “spices,”...