URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Fish, tuna, fresh, bluefin, cooked, dry heat, 1 oz Protein (g) 25.42 Total lipid (fat) (g) 5.34 Carbohydrate, by difference (g) 0 Energy (kcal) 156.4 Fiber, total dietary (g) 0 Calcium, Ca (mg) 8.5 Iron, Fe (mg) 1.11 Magnesium, Mg (mg) 54.4 Phosphorus, P (mg) 277.1 Potassium, K (mg) 274.55 Sodium, Na (mg) 42.5 Zinc, Zn (mg) 0.65 Copper, Cu (mg) 0.09 Manganese, Mn (mg) 0.02 Selenium, Se (mcg) 39.78 Vitamin A, IU (IU) 2142 Retinol (mcg) 643.45 Vitamin C, total ascorbic acid (mg) 0 Thiamin (mg) 0.24 Riboflavin (mg) 0.26 Niacin (mg) 8.96 Pantothenic acid (mg) 1.16 Vitamin B-6 (mg) 0.45 Folate, total (mcg) 1.7 Vitamin B-12 (mcg) 9.25 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 1.7 Cholesterol (mg) 41.65 Fatty acids, total saturated (g) 1.37 Fatty acids, total monounsaturated (g) 1.75 Fatty acids, total polyunsaturated (g) 1.57