URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Fish, mackerel, Atlantic, cooked, dry heat, 1 fillet Protein (g) 20.99 Total lipid (fat) (g) 15.67 Carbohydrate, by difference (g) 0 Energy (kcal) 230.56 Fiber, total dietary (g) 0 Calcium, Ca (mg) 13.2 Iron, Fe (mg) 1.38 Magnesium, Mg (mg) 85.36 Phosphorus, P (mg) 244.64 Potassium, K (mg) 352.88 Sodium, Na (mg) 73.04 Zinc, Zn (mg) 0.83 Copper, Cu (mg) 0.08 Manganese, Mn (mg) 0.02 Selenium, Se (mcg) 45.41 Vitamin A, IU (IU) 158.4 Retinol (mcg) 47.52 Vitamin C, total ascorbic acid (mg) 0.35 Thiamin (mg) 0.14 Riboflavin (mg) 0.36 Niacin (mg) 6.03 Pantothenic acid (mg) 0.87 Vitamin B-6 (mg) 0.4 Folate, total (mcg) 1.76 Vitamin B-12 (mcg) 16.72 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 1.76 Cholesterol (mg) 66 Fatty acids, total saturated (g) 3.67 Fatty acids, total monounsaturated (g) 6.17 Fatty acids, total polyunsaturated (g) 3.78