Iceberg Lettuce
Description
Iceberg lettuce, a kind of lettuce with a green, leafy cabbage-like head. It is used primarily in salads and does not contain significant amounts of nutrients.
Available throughout the year with peak season November through March.
Caloric Content
| 1 | |
| Calories: | 10 |
| Protein: | .7 gm |
| Carbohydrates: | 2.2 gm |
| Fiber: | .35 gm |
| Total fats: | .1 gm |
| Saturated fats: | .019 gm |
| Unsaturated fats: | .080 gm |
| Cholesterol: | 0 mg |
1. 1 cup, 75 grams
Vitamin Content
| 1 | USRDA | |
| Vitamin A: | 250 | 5000 IU |
| Thiamine: | .05 | 1.7 mg |
| Vitamin B-2: | .05 | 1.7 mg |
| Vitamin B-6: | .028 | 2.0 mg |
| Vitamin B-12: | 0 | 6 mcg |
| Biotin: | .35 | 300 mcg |
| Niacin: | - | 20 mg |
| Pantothenic Acid: | .1 | 10 mg |
| Folic acid: | .02 | 400 mcg |
| Vitamin C: | 5 | 60 mg |
| Vitamin E: | - | 30 IU |
1. 1 cup, 75 grams
Mineral Content
| 1 | USRDA | |
| Calcium: | 15 | 1000 mg |
| Copper: | .035 | 2 mg |
| Iron: | .4 | 18 mg |
| Magnesium: | 5 | 400 mg |
| Manganese: | - | n/a mg |
| Phosphorus: | 17 | 1000 mg |
| Potassium: | 131 | n/a mg |
| Selenium: | .675 | n/a mcg |
| Sodium: | 7 | n/a mg |
| Zinc: | .3 | 15 mg |
1. 1 cup, 75 grams
Amino Acid Content
| 1 | |
| Tryptophan: | .006 gm |
| Threonine: | .040 gm |
| Isoleucine: | .056 gm |
| Leucine: | .052 gm |
| Lysine: | .056 gm |
| Methionine: | .010 gm |
| Cysteine: | .010 gm |
| Phenylalanine: | .037 gm |
| Tyrosine: | .022 gm |
| Valine: | .046 gm |
| Arginine: | .047 gm |
| Histidine: | .015 gm |
| Alanine: | .037 gm |
| Aspartic acid: | .095 gm |
| Glutamic acid: | .121 gm |
| Glycine: | .038 gm |
| Proline: | .032 gm |
| Serine: | .026 gm |
1. 1 cup, 75 grams
References
Kirschmann, John D. Nutrition Almanac: Nutrition Search. McGraw-Hill: New York. 1984.
Produce Availability & Merchandising Guide. The Packer. 1989.
United States Department of Agriculture. Composition of Foods: Vegetables and Vegetable Products-Raw-Processed-Prepared. Washington D.C. 1984.
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