Top 10 · Updated October 2026
Lowest-Calorie Yellow Onions
The 10 lightest yellow onions products on this list range from 10.7 to 38.6 kcal per 100 g. The yellow onions with the fewest calories per 100 g, so you can compare energy density at a glance. We checked 19 yellow onions with complete data.
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Uien
Jumbo -
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How we built this list
We ranked all published yellow onions on Foodmetria that have a photo and the required nutrition data, using values per 100 g from the product label. Ties are broken by Nutri-Score and by how often shoppers scan the product. Rankings update automatically as label data changes. Read our methodology.