Organic Leeks are in the same vegetable family as onions and garlic. They taste sweeter and milder than onions. Leeks are made up of elongated, white bulbs with broadening and darkening green leaves at their tops. ..
Leeks are a good source of vitamins A, C and K (important for helping your blood to clot). They also contain minerals such as iron (which is important for red blood cells) and manganese (involved in the regulation of brain and nerve function). Leeks are also a good source of dietary fibre.
Leek is higher than Onion in Vitamin K, Iron, Manganese, Folate, Vitamin A RAE, Copper, Vitamin B6, Vitamin E , and Vitamin C. Leek covers your daily need of Vitamin K 39% more than Onion.