Top 10 · Updated October 2026
Highest-Protein Tomato Sauces With Onions
Tomato sauces with onions: typically 1.3 g of protein per 100 g (median of 24 products). The tomato sauces with onions with the most protein per 100 g. Useful if you are trying to increase your protein intake. We checked 21 tomato sauces with onions with complete data.
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How we built this list
We ranked all published tomato sauces with 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.