Top 10 · Updated October 2026
Highest-Protein Filled Cereals
Filled cereals: typically 7.3 g of protein per 100 g (median of 423 products). The filled cereals with the most protein per 100 g. Useful if you are trying to increase your protein intake. We checked 417 filled cereals with complete data.
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Crok’ fondant cacahuète
Terres et Céréales Bio -
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Bocaditos de avena y miel rellenos de cacahuete
GranoVita · 350 g -
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How we built this list
We ranked all published filled cereals 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.