Lettuce, for use on a sandwich vs. Tomatoes, for use on a sandwich vs. Cucumber, for use on a sandwich
Side-by-side comparison of nutrient values per 100g edible portion, sourced directly from the U.S. Department of Agriculture's FoodData Central (FDC) - SR Legacy reference foods and FDC Foundation foods (April 2026 release). Each value reflects USDA's standardized laboratory analysis methodology under USDA data-documentation methodology.
Lettuce, for use on a sandwich has the most protein of the foods compared, at 0.92 g per 100g.
| Nutrient | Lettuce, for use on a sandwich | Tomatoes, for use on a sandwich | Cucumber, for use on a sandwich |
|---|---|---|---|
| Protein | 0.92 G | 0.82 G | 0.62 G |
| Total lipid (fat) | 0.1 G | 0.31 G | 0.18 G |
| Carbohydrate, by difference | 3.7 G | 4 G | 3 G |
| Energy | 20 KCAL | 20 KCAL | 16 KCAL |
| Total Sugars | 1.1 G | 2.6 G | 1.7 G |
| Fiber, total dietary | 1.3 G | 1.2 G | 0.5 G |
| Calcium, Ca | 31 MG | 10 MG | 16 MG |
| Iron, Fe | 0.26 MG | 0.22 MG | 0 MG |
| Potassium, K | 249 MG | 226 MG | 170 MG |
| Sodium, Na | 23 MG | 4 MG | 2 MG |
| Cholesterol | 0 MG | 0 MG | 0 MG |
| Fatty acids, total saturated | 0.03 G | 0.03 G | 0.04 G |
Values shown are per 100g edible portion from Source: USDA FoodData Central Retrieved and formatted by GetFoodFacts. For interactive comparison of up to three foods with macro bars and charts, use the main compare tool.