Lettuce, iceberg (includes crisphead types), raw

1 head, small (324 g): 45 kcal, 2.9 g protein, 9.6 g carbohydrate and 0.5 g fat.

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Nutrition Facts

Serving size1 head, small (324 g)

Amount per serving

Calories45

% Daily Value*

Total Fat 0g	1%
Saturated Fat 0g	0%
Trans Fat 0g
Cholesterol 0mg	0%
Sodium 30mg	1%
Total Carbohydrate 10g	3%
Dietary Fiber 4g	14%
Total Sugars 6g
Includes Added Sugars ≤6g	≤13%
Protein 3g	6%
Vitamin D 0mcg	0%
Calcium 60mg	4%
Iron 1.3mg	8%
Potassium 460mg	10%

* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.

Estimated values. — means USDA has no value; ≥ is a lower bound. USDA doesn't report added sugars here; they can't exceed total sugars, so ≤ is an upper bound. Source: USDA FoodData Central. Disclaimer.

What 1 head, small (324 g) gives you

High in Vitamin K (65% DV), Folate (23% DV)

Low in total fat, saturated fat, cholesterol, sodium

High is 20% of the Daily Value or more for this portion; low is 5% or less (FDA).

Where the calories come from

21% protein · 71% carbohydrate · 8% fat

Protein: 3 g 22%
Carbs: 10 g 71%
Fat: 0 g 8%

Compared with other foods

Per 100 g, against every food in USDA's data.

Calories: less than 98% of foods
Protein: more than 15% of foods
Total fat: less than 90% of foods
Carbohydrate: more than 38% of foods
Dietary fiber: more than 60% of foods
Total sugars: less than 46% of foods
Sodium: less than 83% of foods

All nutrients (57)

Amounts for 1 head, small (324 g) and per 100 g. % Daily Value is for the portion, where the FDA sets one.

Energy and macronutrients (6)
Nutrient	Portion	100 g	% DV
Calories	45.4 kcal	14 kcal
Protein	2.92 g	0.9 g	6%
Carbohydrate	9.62 g	2.97 g	3%
Dietary fiber	3.89 g	1.2 g	14%
Total sugars	6.38 g	1.97 g
Water	310 g	95.6 g

Fats and fatty acids (8)
Nutrient	Portion	100 g	% DV
Total fat	0.454 g	0.14 g	1%
Saturated fat	0.058 g	0.018 g	0%
Trans fat	0 g	0 g
Monounsaturated fat	0.019 g	0.006 g
Polyunsaturated fat	0.24 g	0.074 g
Omega-3 EPA	0 g	0 g
Omega-3 DHA	0 g	0 g
Cholesterol	0 mg	0 mg	0%

Minerals (10)
Nutrient	Portion	100 g	% DV
Calcium	58.3 mg	18 mg	4%
Iron	1.33 mg	0.41 mg	7%
Magnesium	22.7 mg	7 mg	5%
Phosphorus	64.8 mg	20 mg	5%
Potassium	457 mg	141 mg	10%
Sodium	32.4 mg	10 mg	1%
Zinc	0.486 mg	0.15 mg	4%
Copper	0.081 mg	0.025 mg	9%
Manganese	0.405 mg	0.125 mg	18%
Selenium	0.324 mcg	0.1 mcg	1%

Vitamins (13)
Nutrient	Portion	100 g	% DV
Vitamin A	81 mcg	25 mcg	9%
Vitamin C	9.07 mg	2.8 mg	10%
Vitamin D	0 mcg	0 mcg	0%
Vitamin E	0.583 mg	0.18 mg	4%
Vitamin K	78.1 mcg	24.1 mcg	65%
Thiamin (B1)	0.133 mg	0.041 mg	11%
Riboflavin (B2)	0.081 mg	0.025 mg	6%
Niacin (B3)	0.399 mg	0.123 mg	2%
Pantothenic acid (B5)	0.295 mg	0.091 mg	6%
Vitamin B6	0.136 mg	0.042 mg	8%
Folate	94 mcg	29 mcg	23%
Vitamin B12	0 mcg	0 mcg	0%
Choline	21.7 mg	6.7 mg	4%

Amino acids (18)
Nutrient	Portion	100 g
Tryptophan	0.029 g	0.009 g
Threonine	0.081 g	0.025 g
Isoleucine	0.058 g	0.018 g
Leucine	0.081 g	0.025 g
Lysine	0.078 g	0.024 g
Methionine	0.016 g	0.005 g
Cystine	0.016 g	0.005 g
Phenylalanine	0.075 g	0.023 g
Tyrosine	0.023 g	0.007 g
Valine	0.078 g	0.024 g
Arginine	0.049 g	0.015 g
Histidine	0.029 g	0.009 g
Alanine	0.081 g	0.025 g
Aspartic acid	0.405 g	0.125 g
Glutamic acid	0.629 g	0.194 g
Glycine	0.049 g	0.015 g
Proline	0.032 g	0.01 g
Serine	0.081 g	0.025 g

Other (2)
Nutrient	Portion	100 g	% DV
Caffeine	0 mg	0 mg
Alcohol	0 g	0 g

Similar foods

Sources

USDA FoodData Central record 169248(SR Legacy)
U.S. Department of Agriculture, Agricultural Research Service. FoodData Central. fdc.nal.usda.gov
Daily Values and high/low thresholds: FDA, 21 CFR 101.9, 101.54 and 101.62.