Vitamin C and Fiber

Dark-colored vegetables. In general, the darker the color of the vegetable, the higher the fiber content. Carrots, beets, and broccoli are fiber-rich . Collard greens and Swiss chard have 4 grams of fiber per cup. Artichokes are among the highest-fiber veggies, at 10 grams for a medium-sized one.

Romaine lettuce is high in fiber and low in calories—generally a good ratio for a food to have—but it’s also a solid source of essential vitamins and minerals.

Oats are an incredibly nutritious food packed with important vitamins, minerals and antioxidants. In addition, they’re high in fiber and protein compared to other grains. Oats contain some unique components — in particular, the soluble fiber beta-glucan and antioxidants called avenanthramides.

Avocados Avocados pretty much go with everything—toast, salads, entrees, eggs—and while they’re often recognized for their hefty dose of healthy fats, there are 10 grams of fiber in one cup of avocado (so just imagine how much is in your guacamole).