URMC / Encyclopedia / Content Search Encyclopedia Nutrition Facts Milk, human, mature, fluid, 1 fl oz Protein (g) 0.32 Total lipid (fat) (g) 1.35 Carbohydrate, by difference (g) 2.12 Energy (kcal) 21.56 Sugars, total (g) 2.12 Fiber, total dietary (g) 0 Calcium, Ca (mg) 9.86 Iron, Fe (mg) 0.01 Magnesium, Mg (mg) 0.92 Phosphorus, P (mg) 4.31 Potassium, K (mg) 15.71 Sodium, Na (mg) 5.24 Zinc, Zn (mg) 0.05 Copper, Cu (mg) 0.02 Manganese, Mn (mg) 0.01 Selenium, Se (mcg) 0.55 Vitamin A, IU (IU) 65.3 Retinol (mcg) 18.48 Carotene, beta (mcg) 2.16 Carotene, alpha (mcg) 0 Vitamin E (alpha-tocopherol) (mg) 0.02 Vitamin D (IU) 1.23 Cryptoxanthin, beta (mcg) 0 Lycopene (mcg) 0 Lutein + zeaxanthin (mcg) 0 Vitamin C, total ascorbic acid (mg) 1.54 Thiamin (mg) 0 Riboflavin (mg) 0.01 Niacin (mg) 0.05 Pantothenic acid (mg) 0.07 Vitamin B-6 (mg) 0 Folate, total (mcg) 1.54 Vitamin B-12 (mcg) 0.02 Vitamin K (phylloquinone) (mcg) 0.09 Folic acid (mcg) 0 Folate, DFE (mcg_DFE) 1.54 Cholesterol (mg) 4.31 Fatty acids, total saturated (g) 0.62 Fatty acids, total monounsaturated (g) 0.51 Fatty acids, total polyunsaturated (g) 0.15