There are more than 4,000 different kinds of beans. Carolyn investigates a simple nutrient that can help prevent illnesses like heart disease. She looks at the popularity of baked beans and looks into what goes into those cans. Is it any good for us? Is it any better than canned spaghetti? What won’t be on the label but could be harming us? How can we get our kids to eat the many other varieties of beans? What’s the truth behind the old rhyme? What’s really in our beans?