According to the U.S. Dietary Guidelines, there are seven important nutrients that the majority of Americans aren't getting enough of:
But it's simple to remedy this. To get more calcium, simply eat more fortified foods like breakfast cereals and soy milk. As far as potassium goes, bananas, tuna, plain non-fat yogurt, and sweet potatoes are great sources. Sources of fiber: cooked black beans, pears, whole wheat English muffins. Magnesium: halibut, almonds, bran cereal. Vitamin A: carrots, spinach, squash. Vitamin C: red peppers, oranges, strawberries, canteloupes, broccoli. Vitamin E: tomato sauce, sunflower seeds, peanut butter.