For example, 3 cups of spinach or 1 cup of lentils have more iron than an 8-ounce steak. However, their iron is not as promptly put to good use. One way to increase the absorption of plant iron is to combine these foods with other foods rich in vitamin C. For example, sprinkle some berries on your oats or lemon juice into your salads and, voilà! mission accomplished.
