Top 10 · Updated October 2026
Highest-Protein Collagen
Collagen: typically 85.2 g of protein per 100 g (median of 28 products). The collagen with the most protein per 100 g. Useful if you are trying to increase your protein intake. We checked 25 collagen with complete data.
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Marine collagen peptides
Codeage -
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Grass fed collagen peptides
Thrive Market · 11.1 g -
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How we built this list
We ranked all published collagen 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.