Seaweed, spirulina, raw
USDA SR Legacy · 769.2 g
24.8 g more than your starting foodCompare these foodsVegetables · Nutrition facts
Raw Lettuce, Butterhead (Includes Boston and Bibb Types)
13 calories and 1.4 g of protein per 100 g. Reported fiber: 1.1 g.
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Lettuce, butterhead (includes boston and bibb types), raw
- Source category
- Vegetables and Vegetable Products
- Nutrition basis
- Per 100 g
- Source record
- USDA FDC 168429
- Publication date
- Apr 2019
On a 100 g basis, this record has more protein than 32% of 1,428 other complete vegetables profiles.
Compare with another foodThe source matters
SR Legacy is USDA’s final historical reference release from 2018. It combines analyses, calculations, and literature. The publication date in FoodData Central is not the date every nutrient was measured.
Read about this datasetYour portion, your numbers
7calories
in 55 g| Nutrient | Amount | Daily value |
|---|---|---|
| Protein | 0.7 g | — |
| Carbohydrate | 1.2 g | 0% |
| Fat | 0.1 g | 0% |
| Fiber | 0.6 g | 2% |
| Total sugars | 0.5 g | — |
| Sodium | 3 mg | 0% |
| Saturated fat | 0 g | 0% |
| Potassium | 131 mg | 3% |
| Calcium | 19 mg | 1% |
| Iron | 0.68 mg | 4% |
| Magnesium | 7 mg | 2% |
| Vitamin C | 2 mg | 2% |
| Vitamin D | 0 µg | 0% |
Estimated energy from macros
Protein 33%Carbs 55%Fat 12%
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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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 | 95.63 g | 94.13 g | 97.01 g | 8 |
| ProteinPer 100 g | 1.35 g | 1 g | 1.81 g | 8 |
| Total lipid (fat)Per 100 g | 0.22 g | 0.12 g | 0.42 g | 8 |
| AshPer 100 g | 0.57 g | 0.44 g | 0.71 g | 8 |
| Fiber, total dietaryPer 100 g | 1.1 g | 0.7 g | 1.7 g | 4 |
| GlucosePer 100 g | 0.43 g | 0.16 g | 0.53 g | 4 |
| FructosePer 100 g | 0.51 g | 0.25 g | 0.63 g | 4 |
| Calcium, CaPer 100 g | 35 mg | 21 mg | 50 mg | 8 |
These are source-reported summary fields, not a predicted range for your particular food or a statistical confidence interval.
All 105 reported nutrient values Per 100 g
| Nutrient | Amount | USDA identifier |
|---|---|---|
| Water | 95.63 g | 1051 |
| Energy | 13 kcal | 1008 |
| Energy | 55 kj | 1062 |
| Protein | 1.35 g | 1003 |
| Total lipid (fat) | 0.22 g | 1004 |
| Ash | 0.57 g | 1007 |
| Carbohydrate, by difference | 2.23 g | 1005 |
| Fiber, total dietary | 1.1 g | 1079 |
| Sugars, Total | 0.94 g | 2000 |
| Sucrose | 0 g | 1010 |
| Glucose | 0.43 g | 1011 |
| Fructose | 0.51 g | 1012 |
| Lactose | 0 g | 1013 |
| Maltose | 0 g | 1014 |
| Galactose | 0 g | 1075 |
| Calcium, Ca | 35 mg | 1087 |
| Iron, Fe | 1.24 mg | 1089 |
| Magnesium, Mg | 13 mg | 1090 |
| Phosphorus, P | 33 mg | 1091 |
| Potassium, K | 238 mg | 1092 |
| Sodium, Na | 5 mg | 1093 |
| Zinc, Zn | 0.2 mg | 1095 |
| Copper, Cu | 0.016 mg | 1098 |
| Manganese, Mn | 0.179 mg | 1101 |
| Selenium, Se | 0.6 µg | 1103 |
| Vitamin C, total ascorbic acid | 3.7 mg | 1162 |
| Thiamin | 0.057 mg | 1165 |
| Riboflavin | 0.062 mg | 1166 |
| Niacin | 0.357 mg | 1167 |
| Pantothenic acid | 0.15 mg | 1170 |
| Vitamin B-6 | 0.082 mg | 1175 |
| Folate, total | 73 µg | 1177 |
| Folic acid | 0 µg | 1186 |
| Folate, food | 73 µg | 1187 |
| Folate, DFE | 73 µg | 1190 |
| Choline, total | 8.4 mg | 1180 |
| Betaine | 0.1 mg | 1198 |
| Vitamin B-12 | 0 µg | 1178 |
| Vitamin B-12, added | 0 µg | 1246 |
| Vitamin A, RAE | 166 µg | 1106 |
| Retinol | 0 µg | 1105 |
| Carotene, beta | 1,987 µg | 1107 |
| Carotene, alpha | 0 µg | 1108 |
| Cryptoxanthin, beta | 0 µg | 1120 |
| Vitamin A, IU | 3,312 iu | 1104 |
| Lycopene | 0 µg | 1122 |
| Lutein + zeaxanthin | 1,223 µg | 1123 |
| Vitamin E (alpha-tocopherol) | 0.18 mg | 1109 |
| Vitamin E, added | 0 mg | 1242 |
| Tocopherol, beta | 0 mg | 1125 |
| Tocopherol, gamma | 0.27 mg | 1126 |
| Tocopherol, delta | 0 mg | 1127 |
| Tocotrienol, alpha | 0.02 mg | 1128 |
| Tocotrienol, beta | 0 mg | 1129 |
| Tocotrienol, gamma | 0 mg | 1130 |
| Tocotrienol, delta | 0 mg | 1131 |
| Vitamin D (D2 + D3), International Units | 0 iu | 1110 |
| Vitamin D (D2 + D3) | 0 µg | 1114 |
| Vitamin K (phylloquinone) | 102.3 µg | 1185 |
| Vitamin K (Dihydrophylloquinone) | 0 µg | 1184 |
| Fatty acids, total saturated | 0.029 g | 1258 |
| SFA 4:0 | 0 g | 1259 |
| SFA 6:0 | 0 g | 1260 |
| SFA 8:0 | 0 g | 1261 |
| SFA 10:0 | 0 g | 1262 |
| SFA 12:0 | 0 g | 1263 |
| SFA 14:0 | 0 g | 1264 |
| SFA 16:0 | 0.026 g | 1265 |
| SFA 18:0 | 0.003 g | 1266 |
| Fatty acids, total monounsaturated | 0.008 g | 1292 |
| MUFA 16:1 | 0.002 g | 1275 |
| MUFA 18:1 | 0.006 g | 1268 |
| MUFA 20:1 | 0 g | 1277 |
| MUFA 22:1 | 0 g | 1279 |
| Fatty acids, total polyunsaturated | 0.117 g | 1293 |
| PUFA 18:2 | 0.034 g | 1269 |
| PUFA 18:3 | 0.083 g | 1270 |
| PUFA 18:4 | 0 g | 1276 |
| PUFA 20:4 | 0 g | 1271 |
| PUFA 20:5 n-3 (EPA) | 0 g | 1278 |
| PUFA 22:5 n-3 (DPA) | 0 g | 1280 |
| PUFA 22:6 n-3 (DHA) | 0 g | 1272 |
| Fatty acids, total trans | 0 g | 1257 |
| Cholesterol | 0 mg | 1253 |
| Tryptophan | 0.013 g | 1210 |
| Threonine | 0.041 g | 1211 |
| Isoleucine | 0.039 g | 1212 |
| Leucine | 0.071 g | 1213 |
| Lysine | 0.056 g | 1214 |
| Methionine | 0.014 g | 1215 |
| Cystine | 0.009 g | 1216 |
| Phenylalanine | 0.053 g | 1217 |
| Tyrosine | 0.019 g | 1218 |
| Valine | 0.054 g | 1219 |
| Arginine | 0.051 g | 1220 |
| Histidine | 0.017 g | 1221 |
| Alanine | 0.054 g | 1222 |
| Aspartic acid | 0.142 g | 1223 |
| Glutamic acid | 0.206 g | 1224 |
| Glycine | 0.044 g | 1225 |
| Proline | 0.037 g | 1226 |
| Serine | 0.046 g | 1227 |
| Alcohol, ethyl | 0 g | 1018 |
| Caffeine | 0 mg | 1057 |
| Theobromine | 0 mg | 1058 |
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