| Seaweed, Canadian Cultivated EMI-TSUNOMATA, dry | 66.4 mg |
| Parsley, freeze-dried | 53.9 mg |
| Beef, variety meats and by-products, spleen, raw | 44.6 mg |
| Lamb, variety meats and by-products, spleen, raw | 41.9 mg |
| Beef, variety meats and by-products, spleen, cooked, braised | 39.4 mg |
| Lamb, variety meats and by-products, spleen, cooked, braised | 38.7 mg |
| Duck, domesticated, liver, raw | 30.5 mg |
| Goose, liver, raw | 30.5 mg |
| Seaweed, spirulina, dried | 28.5 mg |
| Pork, fresh, variety meats and by-products, liver, raw | 23.3 mg |
| Pork, fresh, variety meats and by-products, spleen, raw | 22.3 mg |
| Pork, fresh, variety meats and by-products, spleen, cooked, braised | 22.2 mg |
| Seaweed, agar, dried | 21.4 mg |
| Chives, freeze-dried | 20 mg |
| Seeds, sesame butter, paste | 19.2 mg |
| Pork, fresh, variety meats and by-products, lungs, raw | 18.9 mg |
| Rice bran, crude | 18.5 mg |
| Pork, fresh, variety meats and by-products, liver, cooked, braised | 17.9 mg |
| Peanut butter, chunky, vitamin and mineral fortified | 17.5 mg |
| Peanut butter, smooth, vitamin and mineral fortified | 16.6 mg |
| Pork, fresh, variety meats and by-products, lungs, cooked, braised | 16.4 mg |
| Soybeans, mature seeds, raw | 15.7 mg |
| Seeds, sesame flour, high-fat | 15.2 mg |
| Seeds, sesame seeds, whole, roasted and toasted | 14.8 mg |
| Lamb, New Zealand, imported, kidney, cooked, soaked and fried | 14.7 mg |
| Seeds, sesame meal, partially defatted | 14.6 mg |
| Seeds, sesame seeds, whole, dried | 14.6 mg |
| Soy protein isolate | 14.5 mg |
| Soy protein isolate, potassium type | 14.5 mg |
| Seeds, sesame flour, partially defatted | 14.3 mg |
| Seeds, sesame flour, low-fat | 14.2 mg |
| Sorghum bran, white, unenriched, dry, raw | 14.2 mg |
| Mollusks, clam, mixed species, cooked, breaded and fried | 13.9 mg |
| Soy meal, defatted, raw | 13.7 mg |
| Seeds, cottonseed meal, partially defatted (glandless) | 13.4 mg |
| Winged beans, mature seeds, raw | 13.4 mg |
| Chicken, liver, all classes, cooked, pan-fried | 12.9 mg |
| Beverage, instant breakfast powder, chocolate, not reconstituted | 12.8 mg |
| Seeds, cottonseed flour, partially defatted (glandless) | 12.7 mg |
| Archway Home Style Cookies, Reduced Fat Ginger Snaps | 12.6 mg |
| Seeds, cottonseed flour, low fat (glandless) | 12.6 mg |
| Lamb, variety meats and by-products, kidneys, cooked, braised | 12.4 mg |
| Mushrooms, morel, raw | 12.2 mg |
| Cookies, chocolate sandwich, with creme filling, regular | 12.1 mg |
| Flour, potato | 12 mg |
| Meat extender | 12 mg |
| Protein supplement, milk based, Muscle Milk Light, powder | 12 mg |
| Fish, caviar, black and red, granular | 11.9 mg |
| Chicken, liver, all classes, cooked, simmered | 11.6 mg |
| Leavening agents, baking powder, double-acting, straight phosphate | 11.3 mg |
| Leavening agents, baking powder, double-acting, sodium aluminum sulfate | 11 mg |
| Peppers, ancho, dried | 10.9 mg |
| Mollusks, cuttlefish, mixed species, cooked, moist heat | 10.8 mg |
| Mothbeans, mature seeds, raw | 10.8 mg |
| Soy protein concentrate, produced by acid wash | 10.8 mg |
| Soy protein concentrate, produced by alcohol extraction | 10.8 mg |
| Game meat, bear, cooked, simmered | 10.7 mg |
| Wheat bran, crude | 10.6 mg |
| Beans, white, mature seeds, raw | 10.4 mg |
| Peppers, sweet, red, freeze-dried | 10.4 mg |
| Chicken, broilers or fryers, giblets, cooked, fried | 10.3 mg |
| Lamb, variety meats and by-products, liver, cooked, pan-fried | 10.2 mg |
| Mollusks, whelk, unspecified, cooked, moist heat | 10.1 mg |
| Game meat, beaver, cooked, roasted | 10 mg |
| Cowpeas, catjang, mature seeds, raw | 9.9 mg |
| Peppers, pasilla, dried | 9.8 mg |
| Tofu, dried-frozen (koyadofu) | 9.7 mg |
| Tofu, dried-frozen (koyadofu), prepared with calcium sulfate | 9.7 mg |
| Mollusks, octopus, common, cooked, moist heat | 9.5 mg |
| Flour, soy, full-fat | 9.5 mg |
| Beans, kidney, california red, mature seeds, raw | 9.3 mg |
| Veal, variety meats and by-products, spleen, raw | 9.3 mg |
| Egg, yolk, dried | 9.3 mg |
| Soy flour, defatted | 9.2 mg |
| Mollusks, oyster, eastern, wild, cooked, moist heat | 9.2 mg |
| Mollusks, oyster, Pacific, cooked, moist heat | 9.2 mg |
| Tomatoes, sun-dried | 9.1 mg |
| Chicken, heart, all classes, cooked, simmered | 9 mg |
| Chicken, liver, all classes, raw | 9 mg |
| Seeds, sesame butter, tahini, from roasted and toasted kernels (most common type) | 8.9 mg |
| Turkey, all classes, liver, raw | 8.9 mg |
| Seaweed, irishmoss, raw | 8.9 mg |
| Seeds, pumpkin and squash seed kernels, dried | 8.8 mg |
| Beans, black turtle, mature seeds, raw | 8.7 mg |
| Beans, kidney, royal red, mature seeds, raw | 8.7 mg |
| Yardlong beans, mature seeds, raw | 8.6 mg |
| Natto | 8.6 mg |
| Protein supplement, milk based, Muscle Milk, powder | 8.6 mg |
| Corn flour, masa, enriched, white | 8.5 mg |
| Corn flour, yellow, masa, enriched | 8.5 mg |
| Beef, New Zealand, imported, variety meats and by-products, liver, raw | 8.4 mg |
| Baobab powder | 8.4 mg |
| Seeds, pumpkin seeds (pepitas), raw | 8.4 mg |
| Egg, whole, dried, stabilized, glucose reduced | 8.3 mg |
| Lamb, variety meats and by-products, liver, cooked, braised | 8.3 mg |
| Cowpeas, common (blackeyes, crowder, southern), mature seeds, raw | 8.3 mg |
| Beans, kidney, all types, mature seeds, raw | 8.2 mg |
| Soy flour, low-fat | 8.2 mg |
| Leavening agents, baking powder, low-sodium | 8.2 mg |
| Lemon grass (citronella), raw | 8.2 mg |