Food Composition DatabaseLettuce, head lettuce, butter type, leaves, raw
Proximates
| Energy (kcal) | 14kcal/100g |
| Energy (kj) | 57kj/100g |
Proteins (Amino Acids)
| Protein | 1.0g/100g |
| Protein: the sum of amino acid residues | 0.8g/100g |
| Isoleucine | 42mg/100g |
| Leucine | 42mg/100g |
| Lysine | 42mg/100g |
| Methionine | 16mg/100g |
| Cystine | 9.6mg/100g |
| Amino acids, total sulphur-containing | 26mg/100g |
| Phenylalanine | 47mg/100g |
| Tyrosine | 31mg/100g |
| Amino acids, total aromatic | 78mg/100g |
| Threonine | 46mg/100g |
| Tryptophan | 17mg/100g |
| Valine | 52mg/100g |
| Histidine | 21mg/100g |
| Arginine | 53mg/100g |
| Alanine | 54mg/100g |
| Aspartic acid | 120mg/100g |
| Glutamic acid | 170mg/100g |
| Glycine | 46mg/100g |
| Glycine | 44mg/100g |
| Serine | 45mg/100g |
| Hydroxy-proline | - |
Lipids
| Lipid | 0.2g/100g |
| Triacyl-glycerol equivalents | 0.1g/100g |
| Fatty acids, total | 0.08g/100g |
| Fatty acids, total saturated | 0.01g/100g |
| Fatty acids, total mono-unsaturated | Tr |
| Fatty acids, total poly-unsaturated | 0.06g/100g |
| Fatty acids,total n-3 poly-unsaturated | 0.05g/100g |
| Fatty acids,total n-6 poly-unsaturated | 0.02g/100g |
| Cholesterol | 0mg/100g |
Carbohydrates
| Carbohydrate, available; expressed in mono-saccharide equivalents | 0.7g/100g |
| Starch | 0g/100g |
| Glucose | 0.3g/100g |
| Fructose | 0.3g/100g |
| Galactose | - |
| Sucrose | 0.1g/100g |
| Maltose | 0g/100g |
| Lactose | (0)g/100g |
| Trehalose | - |
| Dietary fiber, total | 1.8g/100g |
| Dietary fiber, soluble | 0.2g/100g |
| Dietary fiber, insoluble | 1.6g/100g |
Minerals
| Sodium (Na) | 6mg/100g |
| Potassium (K) | 410mg/100g |
| Calcium (CA) | 56mg/100g |
| Magnesium (Mg) | 14mg/100g |
| Phosphorus (P) | 49mg/100g |
| Iron (Fe) | 2.4mg/100g |
| Zinc (Zn) | 0.2mg/100g |
| Copper (Cu) | 0.04mg/100g |
| Manganese (Mn) | - |
| Iodine (Id) | - |
| Selenium (Se) | - |
| Chromium (Cr) | - |
| Molybdenum (Mo) | - |
Vitamins
| Vitamin A | ||
| Retinol | 0µg/100g | |
| alpha-Carotene | 0µg/100g | |
| beta-Carotene | 2200µg/100g | |
| beta-Cryptoxanthin | 0µg/100g | |
| beta-Carotene equivalents | 2200µg/100g | |
| Retinol activity equivalents | 180µg/100g | |
| Vitamin D | 0µg/100g | |
| Vitamin E | ||
| alpha-Tocopherol | 1.4mg/100g | |
| beta-Tocopherol | 0mg/100g | |
| gamma-Tocopherol | 1.1mg/100g | |
| delta-Tocopherol | 0mg/100g | |
| Vitamin K | 110µg/100g | |
| Thiamin | 0.06mg/100g | |
| Riboflavin | 0.13mg/100g | |
| Niacin | 0.3mg/100g | |
| Vitamin B-6 | 0.06mg/100g | |
| Vitamin B-12 | 0µg/100g | |
| Folate | 71µg/100g | |
| Pantothenic acid | 0.25mg/100g | |
| Biotin | - | |
| Ascorbic acid | 14mg/100g | |
misc
| Water | 94.9g/100g |
| Ash | 1g/100g |
| Salt equivalents | 0g/100g |
Remarks
Removed portion: base
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