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Nutrients of Onion (raw)

Onion

Nutrient Units Value per
100 grams
Proximates    
Water g 89.11
Energy kcal 40
Energy kJ 166
Protein g 1.10
Total lipid (fat) g 0.10
Ash g 0.35
Carbohydrate, by difference g 9.34
Fiber, total dietary g 1.7
Sugars, total g 4.24
Sucrose g 0.99
Glucose (dextrose) g 1.97
Fructose g 1.29
Lactose g 0.00
Maltose g 0.00
Galactose g 0.00
Starch g 0.00
Minerals    
Calcium, Ca mg 23
Iron, Fe mg 0.21
Magnesium, Mg mg 10
Phosphorus, P mg 29
Potassium, K mg 146
Sodium, Na mg 4
Zinc, Zn mg 0.17
Copper, Cu mg 0.039
Manganese, Mn mg 0.129
Fluoride, F mcg 1.1
Selenium, Se mcg 0.5
Vitamins    
Vitamin C, total ascorbic acid mg 7.4
Thiamin mg 0.046
Riboflavin mg 0.027
Niacin mg 0.116
Pantothenic acid mg 0.123
Vitamin B-6 mg 0.120
Folate, total mcg 19
Folic acid mcg 0
Folate, food mcg 19
Folate, DFE mcg_DFE 19
Choline, total mg 6.1
Betaine mg 0.1
Vitamin B-12 mcg 0.00
Vitamin B-12, added mcg 0.00
Vitamin A, RAE mcg_RAE 0
Retinol mcg 0
Carotene, beta mcg 1
Carotene, alpha mcg 0
Cryptoxanthin, beta mcg 0
Vitamin A, IU IU 2
Lycopene mcg 0
Lutein + zeaxanthin mcg 4
Vitamin E (alpha-tocopherol) mg 0.02
Vitamin E, added mg 0.00
Tocopherol, beta mg 0.00
Tocopherol, gamma mg 0.00
Tocopherol, delta mg 0.00
Vitamin K (phylloquinone) mcg 0.4
Lipids    
Fatty acids, total saturated g 0.042
4:0 g 0.000
6:0 g 0.000
8:0 g 0.000
10:0 g 0.000
12:0 g 0.000
14:0 g 0.004
15:0 g 0.000
16:0 g 0.034
17:0 g 0.000
18:0 g 0.004
20:0 g 0.000
22:0 g 0.000
24:0 g 0.000
Fatty acids, total monounsaturated g 0.013
14:1 g 0.000
15:1 g 0.000
16:1 undifferentiated g 0.000
17:1 g 0.000
18:1 undifferentiated g 0.013
20:1 g 0.000
22:1 undifferentiated g 0.000
Fatty acids, total polyunsaturated g 0.017
18:2 undifferentiated g 0.013
18:3 undifferentiated g 0.004
18:4 g 0.000
20:2 n-6 c,c g 0.000
20:3 undifferentiated g 0.000
20:4 undifferentiated g 0.000
20:5 n-3 g 0.000
22:5 n-3 g 0.000
22:6 n-3 g 0.000
Cholesterol mg 0
Phytosterols mg 15
Amino acids    
Tryptophan g 0.014
Threonine g 0.021
Isoleucine g 0.014
Leucine g 0.025
Lysine g 0.039
Methionine g 0.002
Cystine g 0.004
Phenylalanine g 0.025
Tyrosine g 0.014
Valine g 0.021
Arginine g 0.104
Histidine g 0.014
Alanine g 0.021
Aspartic acid g 0.091
Glutamic acid g 0.258
Glycine g 0.025
Proline g 0.012
Serine g 0.021
Other    
Alcohol, ethyl g 0.0
Caffeine mg 0
Theobromine mg 0

Reference: USDA National Nutrient Database