How many net carbs are in Red Onion vs Zucchini?

Per 100g, Red Onion has 7.7g net carbs and Zucchini has 2g net carbs.

Vegetables

Red Onion vs Zucchini

Per 100g, Red Onion has 9.9g carbs and Zucchini has 3.1g. Red Onion is the better-quality carb for steadier energy with 1.1g more fiber and 2.4g less sugar.

Winner

Red Onion

7.7g net

per 100g (3.5 oz)

Zucchini

2.3g net

per 1 cup sliced (113g)

Red Onion is the better-quality carb

Side by side

per 100g

Metric	Red Onion	Zucchini
Calories —	44	16.8
Total carbs —	9.9g	3.1g
Net carbs —	7.7g	2g
Fiber Higher wins	2.2g	1.1g
Sugar Lower wins	0g	2.4g
Protein Higher wins	0.9g	1.2g
Glycemic index Lower wins	—	15
Glycemic load Lower wins	—	0.3

Highlighted cell wins each row for carb quality. Values normalised per 100g from USDA reference data.

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