Next is the perennial, burger-topping iceberg lettuce. You'll need 33 cups of ... This pretty red and green leaf is chard. And it's a powerhouse. We're talking 300% of your daily vitamin K.

Red and green leaf lettuce have the same vitamins and nutrients as romaine and are also good sources of anthocyanins, an antioxidant found in fruits and vegetables that are dark red or purple.

dark green leaves and a slightly bitter taste, it's a staple in Caesar salads. Butterhead Lettuce: Its soft, buttery leaves have a mild flavor, making it a favorite for salads. Leaf Lettuce ...

Instead, consider something with a big, flat leaf, such as iceberg, butter lettuce, red or green leaf lettuce, or even a nutrient-rich romaine. Using one of these delicious greens will not only ...

This dark green, leafy vegetable tastes kind of peppery and ... Now that is a fast food we can recommend! Use it instead of lettuce on sandwiches or get creative and put it in a fruit smoothie.