Amounts are per 100 grams, from USDA FoodData Central. Basic and whole foods are lab-measured (SR Legacy and Foundation Foods); branded packaged products carry the manufacturer's own label values. FoodFactsUSA reports what a food contains; it is not dietary advice.

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Per 100 gOnions, sweet, rawMushrooms, straw, canned, drained solids

Calories3232

Protein0.8 g3.8 g

Total fat0.1 g0.7 g

Saturated fat—0.1 g

Carbohydrate7.5 g4.6 g

Fiber0.9 g2.5 g

Sugars5.0 g—

Sodium8 mg384 mg

Potassium119 mg78 mg

Calcium20 mg10 mg

Iron0 mg1 mg

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Source: USDA FoodData Central. Comparison is per 100 g of each food.