CRISPHEAD LETTUCE

Look: Crisphead lettuce, also known as ICEBERG, is larger in size with tightly packed leaves that are light pale green in color....

Taste: The most neutral of salad greens, crisphead lettuce is crisp and very mild.

Nutrition Factor: Similar to butterhead lettuce, crisphead lettuce is a good source of vitamin K, water and fiber.

Fun Fact: It is thought that ancient Romans and ancient Egyptians consumed both crisphead lettuce and butterhead lettuce at the end of evening meals because they contain Lactucarium, an opiate-like substance thought to induce sleep.