While many of these nutrients are in any type of lettuce, "a general rule of thumb is that the deeper the color of lettuce, the more vitamins and minerals it contains," says Smith. She explains ...

Chicories, often called radicchio and known for bitterness, are often paired with bacon/pancetta and winter citrus in salads.

There are seven main types of lettuce, including cos or romaine, butterhead, leaf, stalk, crisphead, latin, and oilseed.