Spinach.
Liver (Pork, Chicken, Turkey, Lamb, Beef)
Mollusks
Squash and Pumpkin Seeds
Nuts (Cashew, Pine, Hazelnut, Peanut, Almond)
Beans , soy beans ,
Whole Grains, Fortified Cereals, and Bran
Dark Leafy Greens (Spinach, Swiss Chard)
Dark Chocolate and Cocoa Powder
Tofu
Oysters, mussels, beef, chicken liver