Calories in Watercress

4kcal per 1 cup (34 g)

11 kcal per 100 g · about 0% of a 2,000-kcal day

Watercress is one of the lowest-calorie greens there is — a cup is about 4 calories with a peppery bite. It dresses up a sandwich or salad essentially for free.

Watercress nutrition facts

NutrientPer 100 gPer 1 cup
Calories11 kcal4 kcal
Protein2.3 g0.8 g
Carbs1.3 g0.4 g
Fat0.1 g0 g
Fiber0.5 g0.2 g
Sugar0.2 g0.1 g

Where the calories come from

Watercress calories by serving size

ServingCaloriesProteinCarbsFat
1 oz (28 g)3 kcal0.7 g0.4 g0 g
1 cup (34 g)4 kcal0.8 g0.4 g0 g
50 g6 kcal1.1 g0.7 g0.1 g
100 g11 kcal2.3 g1.3 g0.1 g
200 g22 kcal4.6 g2.6 g0.2 g
250 g28 kcal5.8 g3.3 g0.3 g

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Values based on USDA FoodData Central reference entries. Actual nutrition varies with variety, preparation, and portion. © 2026 NibbleCal.