Chives are a good source of calcium, iron, phosphorus, and sulfur. They also contain high amounts of potassium, vitamin A, vitamin C, and B vitamins. Chives have been used medicinally for thousands of years, offering a mild stimulant effect and antiseptic, antibacterial, diuretic, and anti-inflammatory properties. They have historically been used to treat sore throats and are said to be beneficial for digestion and circulation.