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A bottle of ketchup being enhanced with a green algae extract swirl, symbolizing increased protein and nutritional value.
Food Science

Algae Extracts Elevate Protein Ketchup's Nutritional Value

A recent study revealed that adding just 3% algal extract to ketchup can double its protein content, while taste testers still preferred its flavor, according to Phys .

3 min read·August 8, 2026

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