Artichokes are rich in antioxidants, including polyphenols and flavonoids, which help protect the body against harmful free radicals that can cause cellular damage. They are also a good source of dietary fiber, vitamin C, vitamin K, folate, and minerals such as potassium, iron, and magnesium. Artichokes are believed to have a number of health benefits, including improving digestion, lowering cholesterol levels, and reducing the risk of heart disease.