Lettuce (Lactuca sativa)

General Information

Grown since very ancient times.  From its wild species (lactuca virosa), native of the Mediterranean regions, many varieties hav been obtained which are capable of growing all year long.

Its leaf has a high fiber content, popular wisdom attributes properties for healing anemia and general weakness; it is also a diuretic, favors sleep (recommended to people who suffer insomnia) and even for treating minor bronchitis. 

Among its most important nutrients are:  vitamin A (protects from lung and intestinal cancer) and potassium.  Lettuces are a moderate source of antioxidants (vitamin C), copper, iron and calcium.  Thier high contents of water and its diuretic properties make it suitable for weigh-losing diets.