Swiss Chard
Chard is a flavorful leafy green that is available from early spring through the cooler months. A cup of chard is a tidy package of 35 calories, loaded with 374% of your daily vitamin K needs, along with 44% of vitamin A, 18% of vitamin C, 3% of vitamin E requirements and a rich mix of potassium, magnesium, iron, fiber, and antioxidants.