URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Beef, variety meats and by-products, spleen, raw, 1 oz Protein (g) 5.19 Total lipid (fat) (g) 0.85 Carbohydrate, by difference (g) 0 Energy (kcal) 29.77 Fiber, total dietary (g) 0 Calcium, Ca (mg) 2.55 Iron, Fe (mg) 12.63 Magnesium, Mg (mg) 6.24 Phosphorus, P (mg) 83.92 Potassium, K (mg) 121.62 Sodium, Na (mg) 24.1 Zinc, Zn (mg) 0.6 Copper, Cu (mg) 0.05 Manganese, Mn (mg) 0.02 Selenium, Se (mcg) 17.63 Vitamin A, IU (IU) 0 Retinol (mcg) 0 Vitamin C, total ascorbic acid (mg) 12.9 Thiamin (mg) 0.01 Riboflavin (mg) 0.1 Niacin (mg) 2.38 Pantothenic acid (mg) 0.31 Vitamin B-6 (mg) 0.02 Folate, total (mcg) 1.13 Vitamin B-12 (mcg) 1.61 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 1.13 Cholesterol (mg) 74.56 Fatty acids, total saturated (g) 0.28 Fatty acids, total monounsaturated (g) 0.22 Fatty acids, total polyunsaturated (g) 0.06