Antioxidant capacity: 1.10 mmol/3.5 oz
This leafy green can up the antioxidants in your diet. Dark green veggies, like spinach, are great sources of vitamins, minerals, and antioxidants. Spinach provides vitamins A, C, K, folate, and fiber. The carotenoids in spinach, like lutein and zeaxanthin, are potent antioxidants that provide eye health benefits. One study published in the European Journal of Clinical Nutrition reported that spinach protects against oxidative DNA damage.