A Comparison of the Nutrient Content of Spinach and Lettuce Types


SpinachLettuce, icebergLettuce, looseleafLettuce, romaineLettuce, butterhead
NutrientUnitsValue per 100 grams of edible portion
Waterg91.58095.89094.00094.91095.580
Energykcal22.00012.00018.00014.00013.000
Energykj92.00050.00075.00059.00054.000
Proteing2.8601.0101.3001.6201.290
Total lipid (fat)g0.3500.1900.3000.2000.220
Carbohydrates, by differenceg3.5002.0903.5002.3702.320
Fiber, total dietaryg2.7001.4001.9001.7001.000
Ashg1.7200.4800.9000.9000.590
Minerals
Calcium, Camg99.00019.00068.00036.00032.000
Iron, Femg2.7100.5001.4001.1000.300
Magnesium, Mgmg79.0009.00011.0006.00013.000
Phosphorus, Pmg49.00020.00025.00045.00023.000
Potassium, Kmg558.000158.000264.000290.000257.000
Sodium, Namg79.0009.0009.0008.0005.000
Zinc, Znmg0.5300.2200.2900.2500.170
Copper, Cumg0.1300.0280.0440.0370.023
Manganese, Mnmg0.8970.1510.7500.6360.133
Selenium, Semg1.0000.2000.2000.2000.200
Vitamins
Vitamin C, ascorbic acidmg28.1003.90018.00024.0008.000
Thiaminmg0.0780.0460.0500.1000.060
Riboflavinmg0.1890.0300.0800.1000.060
Niacinmg0.7240.1870.4000.5000.300
Pantothenic acidmg0.0650.0460.2000.1700.180
Vitamin B-6mg0.1950.0400.0550.0470.050
Folatemcg194.40056.00049.800135.70073.300
Vitamin B-12mcg0.0000.0000.0000.0000.000
Vitamin A, IUIU6715.000330.0001900.0002600.000970.000
Vitamin A, REmcg_RE672.00033.000190.000260.00097.000
Vitamin Emg_ATE1.8900.2800.4400.4400.440
Lipids
Fatty acids, saturatedg0.0560.0250.0390.0260.029
Fatty acids, monounsaturatedg0.0100.0070.0120.0080.008
Fatty acids, polyunsaturatedg0.1460.1000.1590.1060.117
Cholesterolmg0.0000.0000.0000.0000.000
Phytosterolsmg9.00010.00038.000
Amino Acids
Tryptophang0.0390.0080.0090.0120.009
Threonineg0.1220.0530.0590.0740.059
Isoleucineg0.1470.0750.0840.1050.083
Leucineg0.2230.0700.0790.0980.078
Lysineg0.1740.0750.0840.1050.084
Methionineg0.0530.0140.0160.0200.016
Cystineg0.0350.0140.0160.0190.015
Phenylalanineg0.1290.0490.0550.0680.054
Tyrosineg0.1080.0290.0320.0400.032
Valineg0.1610.0620.0700.0870.069
Arginineg0.1620.0630.0710.0880.070
Histidineg0.0640.0200.0220.0280.022
Alanineg0.1420.0500.0560.0700.055
Aspartic acidg0.2400.1270.1420.1770.141
Glutamic acidg0.3430.1620.1820.2270.180
Glycineg0.1340.0510.0570.0710.057
Prolineg0.1120.0430.0480.0600.048
Serineg0.1040.0350.0390.0490.039
USDA Nutrient Database for Standard Reference, Release 12 (March 1998)



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