Romaine Lettuce, Green, Raw
20 calories per 1 serving (85 g), from USDA FoodData Central.
Nutrition facts
- Per 1 serving (85 g)% Daily Value
- Calories20 kcal
- Total Fat0 g0%
- Saturated Fat—
- Trans Fat—
- Cholesterol—
- Sodium20 mg1%
- Total Carbohydrate3 g1%
- Dietary Fiber—
- Total Sugars—
- Added Sugars—
- Protein1 g
- Vitamin D—
- Calcium20 mg2%
- Iron0.2 mg2%
- Potassium220 mg4%
- Vitamin K71 mcg60%
- Thiamin0.05 mg4%
- Vitamin B60.05 mg4%
- Phosphorus20 mg2%
- Magnesium10 mg2%
- Zinc0.2 mg2%
- Copper0.04 mg4%
- Manganese0.19 mg8%
%DV for adults and children 4 and older.
Show the mathHide the math
- Calories17.7 kcal → 20 kcal · nearest 5 kcal
- Total Fat0.0604 g → 0 g · shown as 0
- Sodium19.6 mg → 20 mg · nearest 5 mg
- Total Carbohydrate3.45 g → 3 g · nearest 1 g
- Protein0.83 g → 1 g · nearest 1 g
- Calcium23.5 mg → 20 mg · nearest 10 mg (FDA guidance)
- Iron0.227 mg → 0.2 mg · nearest 0.1 mg (FDA guidance)
- Potassium221 mg → 220 mg · nearest 10 mg (FDA guidance)
USDA's value for this serving, then what a label prints. Where these numbers come from
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Get the full FDA labelWhere the calories come from
- Protein19% of calories
- Fat3% of calories
- Carbohydrate78% of calories
Questions about Romaine Lettuce
How many calories are in Romaine Lettuce?
Romaine Lettuce, Green, Raw has 20 calories per 1 serving (85 g) and 20 per 100 g, as a Nutrition Facts label rounds them.
How much protein is in Romaine Lettuce?
Romaine Lettuce, Green, Raw has 1 g of protein per 1 serving (85 g) and 1 g per 100 g.
What does %DV mean here?
% Daily Value is the share of FDA's Daily Value in one serving, for adults and children 4 and older. Amounts and percentages are rounded the way a Nutrition Facts label rounds them. Protein shows no %DV: a label needs a protein quality score for it.
Where does this data come from?
- Nutrient values: USDA FoodData Central, Foundation Foods, released 2026-04-30, FDC ID 2346389.
- Daily Values and label rounding: FDA, 21 CFR 101.9, as of 2026-02-12.
- Rounding of each amount: 21 CFR 101.9(c).
- %DV: 21 CFR 101.9(d)(7)(ii).
- Calories: USDA's energy by Atwater general factors (nutrient 2047).
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For information only. Check the sources before printing a label.