URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Pork, fresh, variety meats and by-products, kidneys, raw, 1 oz Protein (g) 4.67 Total lipid (fat) (g) 0.92 Carbohydrate, by difference (g) 0 Energy (kcal) 28.35 Fiber, total dietary (g) 0 Calcium, Ca (mg) 2.55 Iron, Fe (mg) 1.39 Magnesium, Mg (mg) 4.82 Phosphorus, P (mg) 57.83 Potassium, K (mg) 64.92 Sodium, Na (mg) 34.3 Zinc, Zn (mg) 0.78 Copper, Cu (mg) 0.18 Manganese, Mn (mg) 0.03 Selenium, Se (mcg) 53.86 Vitamin A, IU (IU) 56.13 Retinol (mcg) 16.73 Vitamin C, total ascorbic acid (mg) 3.77 Thiamin (mg) 0.1 Riboflavin (mg) 0.48 Niacin (mg) 2.33 Pantothenic acid (mg) 0.89 Vitamin B-6 (mg) 0.12 Folate, total (mcg) 11.91 Vitamin B-12 (mcg) 2.41 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 11.91 Cholesterol (mg) 90.44 Fatty acids, total saturated (g) 0.29 Fatty acids, total monounsaturated (g) 0.3 Fatty acids, total polyunsaturated (g) 0.07