A type of beet with a very high sugar content that is cultivated primarily for making sugar. Most varieties of sugar beet are white inside and out and can be cooked and eaten as a vegetable, just like ordinary garden beets.

Sugar beet (Beta vulgaris L.), a member of the Chenopodiaceae subfamily and the Amaranthaceae family, is a plant whose root contains a high concentration of sucrose. It is grown commercially for sugar.