URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Onion rings, breaded, par fried, frozen, prepared, heated in oven, 1 rings, large (3-4" dia) Protein (g) 3.79 Total lipid (fat) (g) 18.96 Carbohydrate, by difference (g) 27.09 Energy (kcal) 288.97 Fiber, total dietary (g) 0.92 Calcium, Ca (mg) 22.01 Iron, Fe (mg) 1.2 Magnesium, Mg (mg) 13.49 Phosphorus, P (mg) 57.51 Potassium, K (mg) 91.59 Sodium, Na (mg) 266.25 Zinc, Zn (mg) 0.3 Copper, Cu (mg) 0.06 Manganese, Mn (mg) 0.3 Selenium, Se (mcg) 2.48 Vitamin A, IU (IU) 159.75 Retinol (mcg) 0 Vitamin C, total ascorbic acid (mg) 0.99 Thiamin (mg) 0.2 Riboflavin (mg) 0.1 Niacin (mg) 2.56 Pantothenic acid (mg) 0.16 Vitamin B-6 (mg) 0.05 Folate, total (mcg) 46.86 Vitamin B-12 (mcg) 0 Folic acid (mcg) 37.63 Folate, DFE (mcg_DFE) 73.13 Cholesterol (mg) 0 Fatty acids, total saturated (g) 6.1 Fatty acids, total monounsaturated (g) 7.71 Fatty acids, total polyunsaturated (g) 3.63