Romaine lettuce is a variety of lettuce that grows in a tall head of sturdy dark green leaves with firm ribs down their centers.

The antioxidant content of romaine lettuce support a person’s immune system.

Romaine lettuce is a good source of vitamins C and A, which are antioxidants.

To store a full head of lettuce, wrap in a damp paper towel and put the head inside a plastic bag. Store in the refrigerator. If you're storing individual lettuce leaves, spin them dry after washing and place in a lettuce keeper in the fridge. A container is best to avoid bruising and bacteria buildup