URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Pork, fresh, shoulder, blade, boston (roasts or steaks), separable lean and fat, raw, 1 steak, excluding refuse (yield from 1 raw steak, with refuse, weighing 300 g) Protein (g) 40.26 Total lipid (fat) (g) 36.07 Carbohydrate, by difference (g) 0 Energy (kcal) 497.04 Fiber, total dietary (g) 0 Calcium, Ca (mg) 57 Iron, Fe (mg) 2.55 Magnesium, Mg (mg) 41.04 Phosphorus, P (mg) 399 Potassium, K (mg) 713.64 Sodium, Na (mg) 143.64 Zinc, Zn (mg) 6.91 Copper, Cu (mg) 0.2 Manganese, Mn (mg) 0.03 Selenium, Se (mcg) 59.05 Vitamin A, IU (IU) 15.96 Retinol (mcg) 4.56 Vitamin C, total ascorbic acid (mg) 1.6 Thiamin (mg) 1.84 Riboflavin (mg) 0.66 Niacin (mg) 8.4 Pantothenic acid (mg) 1.78 Vitamin B-6 (mg) 0.7 Folate, total (mcg) 13.68 Vitamin B-12 (mcg) 1.94 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 13.68 Cholesterol (mg) 161.88 Fatty acids, total saturated (g) 12.49 Fatty acids, total monounsaturated (g) 16.1 Fatty acids, total polyunsaturated (g) 3.85