Selenium and infertility:
A double-blind, placebo controlled, randomized study by Safarinejad MR and Safarinejad S. found that a selenium supplement at dose of 200 mcg per day for 26 weeks improved semen function significantly (16).
Common highest selenium containing foods in micrograms (mcg):
| Nuts, brazilnuts, dried, unblanched, 1 oz (6-8 nuts) | 543.5 mcg |
| Fish, rockfish, Pacific, mixed species, cooked, dry heat, 1 fillet | 113.5 mcg |
| Turkey, whole, giblets, cooked, simmered, 1 cup | 103.1 mcg |
| Fish, tuna, yellowfin, fresh, cooked, dry heat, 3 oz | 92.0 mcg |
| Fish, halibut, Atlantic and Pacific, cooked, dry heat, 1/2 fillet | 88.1 mcg |
| Chicken, broilers or fryers, giblets, cooked, simmered, 1 cup | 86.4 mcg |
| Fish, tuna salad, 1 cup | 84.5 mcg |
| Barley, pearled, raw, 1 cup | 75.4 mcg |
| Fish, roughy, orange, cooked, dry heat, 3 oz | 75.1 mcg |
| Wheat flour, whole-grain, 1 cup | 74.2 mcg |
| Fish, swordfish, cooked, dry heat, 1 piece | 72.6 mcg |
| Fish, rockfish, Pacific, mixed species, cooked, dry heat, 3 oz | 64.8 mcg |
| Fish, tuna, light, canned in oil, drained solids, 3 oz | 64.6 mcg |
| Crustaceans, lobster, northern, cooked, moist heat, 3 oz | 62.1 mcg |
| Fast foods, submarine sandwich, with tuna salad, 1 sandwich, 6″ roll | 60.2 mcg |
| Fish, tuna, light, canned in water, drained solids, 3 oz | 60.0 mcg |
| Fish, swordfish, cooked, dry heat, 3 oz | 58.2 mcg |
| Crustaceans, crab, blue, canned, 1 cup | 57.9 mcg |
| Fish, salmon, sockeye, cooked, dry heat, 1/2 fillet | 56.6 mcg |
| Mollusks, oyster, eastern, cooked, breaded and fried, 3 oz | 56.5 mcg |
| Fish, tuna, white, canned in water, drained solids, 3 oz | 55.8 mcg |
| Turkey from whole, neck, meat only, cooked, simmered, 1 neck | 55.0 mcg |
| Wheat flour, white, bread, enriched, 1 cup | 54.4 mcg |
| Macaroni and cheese, frozen entrée, 1 package | 52.4 mcg |
| Bread stuffing, bread, dry mix, prepared, 1/2 cup | 49.8 mcg |
| Couscous, cooked, 1 cup | 43.2 mcg |
| Oat bran, raw, 1 cup | 42.5 mcg |
| Cheese, ricotta, part skim milk, 1 cup | 41.1 mcg |
| Spaghetti, cooked, enriched, without added salt, 1 cup | 37.0 mcg |
| Mushrooms, shiitake, cooked, without salt, 1 cup | 36.0 mcg |
Adapted from: Nutritive Value of Foods, United States Department of Agriculture, Agricultural Research Service, Home and Garden Bulletin Number 72. May be accessed at: https://www.ars.usda.gov/SP2UserFiles/Place/12354500/Data/SR25/nutrlist/sr25w317.pdf