URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Fish, tuna, fresh, skipjack, raw, 1 fillet Protein (g) 43.56 Total lipid (fat) (g) 2 Carbohydrate, by difference (g) 0 Energy (kcal) 203.94 Fiber, total dietary (g) 0 Calcium, Ca (mg) 57.42 Iron, Fe (mg) 2.48 Magnesium, Mg (mg) 67.32 Phosphorus, P (mg) 439.56 Potassium, K (mg) 805.86 Sodium, Na (mg) 73.26 Zinc, Zn (mg) 1.62 Copper, Cu (mg) 0.17 Manganese, Mn (mg) 0.03 Selenium, Se (mcg) 72.27 Vitamin A, IU (IU) 102.96 Retinol (mcg) 31.68 Vitamin C, total ascorbic acid (mg) 1.98 Thiamin (mg) 0.07 Riboflavin (mg) 0.2 Niacin (mg) 30.49 Pantothenic acid (mg) 0.83 Vitamin B-6 (mg) 1.68 Folate, total (mcg) 17.82 Vitamin B-12 (mcg) 3.76 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 17.82 Cholesterol (mg) 93.06 Fatty acids, total saturated (g) 0.65 Fatty acids, total monounsaturated (g) 0.38 Fatty acids, total polyunsaturated (g) 0.62