Seaweed, spirulina, raw
USDA SR Legacy · 769.2 g
33.7 g more than your starting foodCompare these foodsVegetables · Nutrition facts
Raw Lettuce, Leaf, Green
18 calories and 1.1 g of protein per 100 g.
Know what you’re comparing.
Lettuce, leaf, green, raw
- Source category
- Vegetables and Vegetable Products
- Nutrition basis
- Per 100 g
- Source record
- USDA FDC 2346391
- Publication date
- Oct 2022
On a 100 g basis, this record has more protein than 26% of 1,428 other complete vegetables profiles.
Compare with another foodThe source matters
USDA Foundation values draw on analyzed food samples. The composition of a particular item can vary with variety, growing conditions, and preparation.
Read about this datasetYour portion, your numbers
18calories
in 100 g| Nutrient | Amount | Daily value |
|---|---|---|
| Protein | 1.1 g | — |
| Carbohydrate | 4.1 g | 1% |
| Fat | 0.2 g | 0% |
| Fiber | — | — |
| Total sugars | — | — |
| Sodium | 29 mg | 1% |
| Saturated fat | — | — |
| Potassium | 277 mg | 6% |
| Calcium | 40 mg | 3% |
| Iron | 0.32 mg | 2% |
| Magnesium | 13 mg | 3% |
| Vitamin C | 15.2 mg | 17% |
| Vitamin D | — | — |
Estimated energy from macros
Protein 20%Carbs 74%Fat 6%
Uses 4 kcal/g for protein and carbohydrate, 9 for fat. Fiber, alcohol, and label rounding can make this differ from reported calories.
Daily values use the FDA adult reference for a 2,000-calorie diet. Your needs may differ. A dash means no reported value or no daily value shown.
Explore a different choice
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22.9 g more than your starting foodCompare these foodsThese are nutrition comparisons, not equivalent ingredients. Check preparation, taste, serving size, and the current package before making a substitution.
Reported variation in the reference data
A food is more than one number.
Where the source reports a minimum and maximum, you can see that range alongside the displayed value.
| Nutrient | Displayed value | Reported minimum | Reported maximum | Data points |
|---|---|---|---|---|
| WaterPer 100 g | 94.01 g | 93.4 g | 94.54 g | 8 |
| NitrogenPer 100 g | 0.18 g | 0.13 g | 0.24 g | 8 |
| ProteinPer 100 g | 1.09 g | 0.81 g | 1.5 g | — |
| Total lipid (fat)Per 100 g | 0.16 g | 0 g | 0.26 g | 8 |
| AshPer 100 g | 0.67 g | 0.52 g | 0.83 g | 8 |
| Calcium, CaPer 100 g | 39.84 mg | 29.7 mg | 52.3 mg | 8 |
| Iron, FePer 100 g | 0.32 mg | 0.26 mg | 0.35 mg | 8 |
| Magnesium, MgPer 100 g | 12.77 mg | 8.28 mg | 17.6 mg | 8 |
These are source-reported summary fields, not a predicted range for your particular food or a statistical confidence interval.
All 24 reported nutrient values Per 100 g
| Nutrient | Amount | USDA identifier |
|---|---|---|
| Water | 94.01 g | 1051 |
| Energy (Atwater General Factors) | 22.046 kcal | 2047 |
| Energy (Atwater Specific Factors) | 18.493 kcal | 2048 |
| Nitrogen | 0.175 g | 1002 |
| Protein | 1.094 g | 1003 |
| Total lipid (fat) | 0.156 g | 1004 |
| Ash | 0.674 g | 1007 |
| Carbohydrate, by difference | 4.066 g | 1005 |
| Calcium, Ca | 39.84 mg | 1087 |
| Iron, Fe | 0.32 mg | 1089 |
| Magnesium, Mg | 12.77 mg | 1090 |
| Phosphorus, P | 26.55 mg | 1091 |
| Potassium, K | 277.1 mg | 1092 |
| Sodium, Na | 28.88 mg | 1093 |
| Zinc, Zn | 0.31 mg | 1095 |
| Copper, Cu | 0.04 mg | 1098 |
| Manganese, Mn | 0.156 mg | 1101 |
| Vitamin C, total ascorbic acid | 15.15 mg | 1162 |
| Thiamin | 0.082 mg | 1165 |
| Niacin | 0.375 mg | 1167 |
| Vitamin B-6 | 0.071 mg | 1175 |
| Vitamin K (phylloquinone) | 118.5 µg | 1185 |
| Vitamin K (Dihydrophylloquinone) | 0 µg | 1184 |
| Vitamin K (Menaquinone-4) | 0 µg | 1183 |
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