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Copper
Ranking per |
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1 |  | Eastern oyster wild, cooked, moist heat | 5.707 | 2 |  | Sesame seeds whole, dried | 4.082 | 3 |  | Cashew nuts dry roasted, without salt added | 2.22 | 4 |  | Sunflower seed kernels dried | 1.8 | 5 |  | Dark chocolate 70-85% cacao solids | 1.766 | 6 |  | Brazilnuts dried, unblanched | 1.743 | 7 |  | Hazelnuts or filberts | 1.725 | 8 |  | English walnuts | 1.586 | 9 |  | Northern lobster cooked, moist heat | 1.55 | 10 |  | Pumpkin seed kernels dried | 1.343 | 11 |  | Pine nuts dried | 1.324 | 12 |  | Pistachio nuts dry roasted, without salt added | 1.293 | 13 |  | Pecans | 1.2 | 14 |  | Almonds | 1.031 | 15 |  | Shiitake mushrooms cooked, without salt | 0.896 | 16 |  | Common octopus cooked, moist heat | 0.739 | 17 |  | Goat cheese semisoft type | 0.564 | 18 |  | Сhestnuts european, roasted | 0.507 | 19 |  | White mushrooms cooked, boiled, drained, without salt | 0.504 | 20 |  | Milk chocolate | 0.491 | 21 |  | Soybeans mature seeds, cooked, boiled, without salt | 0.407 | 22 |  | Basil fresh | 0.385 | 23 |  | Chickpeas mature seeds, cooked, boiled, without salt | 0.352 | 24 |  | Garlic raw | 0.299 | 25 |  | White beans mature seeds, cooked, boiled, without salt | 0.287 | 26 |  | Deer shoulder clod, separable lean only, cooked, braised | 0.285 | 27 |  | Lentils mature seeds, cooked, boiled, without salt | 0.251 | 28 |  | Kidney beans red, mature seeds, cooked, boiled, without salt | 0.242 | 29 |  | Spearmint fresh | 0.24 | 30 |  | Lima beans large, mature seeds, cooked, boiled, without salt | 0.235 | 31 |  | Duck domesticated, meat only, cooked, roasted | 0.231 | 32 |  | Guavas common, raw | 0.23 | 33 |  | Whole-wheat bread commercially prepared | 0.227 | 34 |  | Coriander leaves raw | 0.225 | 34 |  | Whole-wheat pasta cooked | 0.225 | 36 |  | Wheat bran bread | 0.221 | 37 |  | Pinto beans mature seeds, cooked, boiled, without salt | 0.219 | 38 |  | Black beans mature seeds, cooked, boiled, without salt | 0.209 | 39 |  | Beet greens raw | 0.191 | 40 |  | Avocados raw, all commercial varieties | 0.19 | 41 |  | Potato boiled, cooked in skin, flesh, without salt | 0.188 | 42 |  | Rye bread | 0.186 | 43 |  | Split peas mature seeds, cooked, boiled, without salt | 0.181 | 44 |  | Swiss chard raw | 0.179 | 45 |  | Green peas raw | 0.176 | 45 |  | Rabbit domesticated, composite of cuts, cooked, stewed | 0.176 | 47 |  | Garden cress raw | 0.17 | 48 |  | Asparagus cooked, boiled, drained | 0.165 | 48 |  | Blackberries raw | 0.165 | 50 |  | Millet cooked | 0.161 | 51 |  | Pomegranates raw | 0.158 | 52 |  | Mung beans mature seeds, cooked, boiled, without salt | 0.156 | 53 |  | Parsley fresh | 0.149 | 53 |  | White wheat bread | 0.149 | 55 |  | Buckwheat groats roasted, cooked | 0.146 | 55 |  | Dill weed fresh | 0.146 | 57 |  | Lamb domestic, cubed for stew or kabob (leg and shoulder), separable lean only, cooked, braised | 0.141 | 58 |  | Carambola (starfruit) raw | 0.137 | 59 |  | Kiwifruit green, raw | 0.13 | 59 |  | Spinach raw | 0.13 | 61 |  | Grapes red or green (European type, such as Thompson seedless), raw | 0.127 | 62 |  | Wild rice cooked | 0.121 | 63 |  | Veal composite of trimmed retail cuts, separable lean only, cooked | 0.12 | 64 |  | Atlantic herring cooked, dry heat | 0.118 | 65 |  | Mangos raw | 0.111 | 66 |  | Pineapple raw, all varieties | 0.11 | 67 |  | Currants red and white, raw | 0.107 | 68 |  | Brown rice long-grain, cooked | 0.106 | 69 |  | Pearled barley cooked | 0.105 | 70 |  | Pasta cooked, unenriched, without added salt | 0.1 | 71 |  | Beef composite of trimmed retail cuts, separable lean only, trimmed to 0" fat, all grades, cooked | 0.094 | 71 |  | Sweet potato cooked, boiled, without skin | 0.094 | 73 |  | Pumpkin cooked, boiled, drained, without salt | 0.091 | 73 |  | Turkey whole, meat only, cooked, roasted | 0.091 | 75 |  | Raspberries raw | 0.09 | 76 |  | Nectarines raw | 0.086 | 77 |  | Brussels sprout cooked, boiled, drained, without salt | 0.083 | 78 |  | Pears raw | 0.082 | 79 |  | Apricots raw | 0.078 | 79 |  | Bananas raw | 0.078 | 79 |  | Pork fresh, composite of trimmed retail cuts (leg, loin, and shoulder), separable lean only, cooked | 0.078 | 82 |  | Arugula raw | 0.076 | 83 |  | Bulgur cooked | 0.075 | 83 |  | Pink salmon cooked, dry heat | 0.075 | 85 |  | Beets cooked, boiled, drained | 0.074 | 86 |  | Carp cooked, dry heat | 0.073 | 87 |  | Coho salmon wild, cooked, dry heat | 0.071 | 88 |  | White rice long-grain, regular, unenriched, cooked without salt | 0.069 | 89 |  | Peaches yellow, raw | 0.068 | 90 |  | Limes raw | 0.065 | 91 |  | Broccoli cooked, boiled, drained, without salt | 0.061 | 91 |  | Chicken broilers or fryers, meat only, stewed | 0.061 | 93 |  | Cherries sweet, raw | 0.06 | 93 |  | White chocolate | 0.06 | 95 |  | Eggplant cooked, boiled, drained, without salt | 0.059 | 95 |  | Tomato red, ripe, raw, year round average | 0.059 | 97 |  | Blueberries raw | 0.057 | 97 |  | Green snap beans cooked, boiled, drained, without salt | 0.057 | 97 |  | Plums raw | 0.057 | 100 |  | Cranberries raw | 0.056 | 101 |  | Rainbow trout farmed, cooked, dry heat | 0.055 | 102 |  | Atlantic salmon farmed, cooked, dry heat | 0.049 | 102 |  | Sweet corn sweet, yellow, cooked, boiled, drained, without salt | 0.049 | 104 |  | Strawberries raw | 0.048 | 105 |  | Swiss cheese | 0.047 | 106 |  | Carrot raw | 0.045 | 106 |  | Oranges raw, all commercial varieties | 0.045 | 106 |  | Papaya raw | 0.045 | 109 |  | Yellowfin tuna fresh, cooked, dry heat | 0.043 | 110 |  | Tangerines raw | 0.042 | 110 |  | Watermelon raw | 0.042 | 112 |  | Couscous cooked | 0.041 | 112 |  | Cucumber with peel, raw | 0.041 | 114 |  | Blue cheese | 0.04 | 115 |  | Channel catfish farmed, cooked, dry heat | 0.039 | 115 |  | Onion raw | 0.039 | 117 |  | Rice noodles cooked | 0.038 | 118 |  | Lemons raw, without peel | 0.037 | 119 |  | Atlantic cod cooked, dry heat | 0.036 | 119 |  | Edam cheese | 0.036 | 119 |  | Gouda cheese | 0.036 | 119 |  | Honey | 0.036 | 123 |  | Cottage cheese 2% milkfat | 0.033 | 123 |  | Scallop (bay and sea), cooked, steamed | 0.033 | 125 |  | Feta cheese | 0.032 | 125 |  | Grapefruit raw, pink and red, all areas | 0.032 | 125 |  | Gruyere cheese | 0.032 | 125 |  | Parmesan cheese hard | 0.032 | 129 |  | Green onion young , tops only | 0.031 | 130 |  | Cheddar cheese | 0.03 | 131 |  | Atlantic and Pacific halibut cooked, dry heat | 0.028 | 131 |  | Red leaf lettuce raw | 0.028 | 133 |  | Apples raw, with skin | 0.027 | 134 |  | Atlantic ocean perch cooked, dry heat | 0.026 | 134 |  | Haddock cooked, dry heat | 0.026 | 136 |  | Iceberg lettuce raw | 0.025 | 136 |  | Milk whole, 3.25% milkfat | 0.025 | 138 |  | Honeydew melon raw | 0.024 | 139 |  | Camembert cheese | 0.021 | 139 |  | Ricotta cheese whole milk | 0.021 | 141 |  | Brie cheese | 0.019 | 141 |  | Cabbage raw | 0.019 | 143 |  | Cauliflower cooked, boiled, drained, without salt | 0.018 | 143 |  | Cream cheese | 0.018 | 145 |  | Red cabbage raw | 0.017 | 145 |  | Sweet pepper red, raw | 0.017 | 147 |  | Butter without salt | 0.016 | 148 |  | Whole egg cooked, hard-boiled | 0.013 | 149 |  | Mozzarella cheese whole milk | 0.011 | 150 |  | Dulce de Leche | 0.004 |
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