It is from a variety of a species of thistle cultivated as a food. The edible portion of the plant consists of the flower buds before the flowers come into bloom. Its use as a vegetable is well known since ancient times for its medicinal and health benefiting qualities.
Low in calories and fat
Rich source of dietary fibre and anti-oxidants
Contains moderate amounts of anti-oxidant vitamin protects body from harmful free-radical agents
Good source for vitamin K