The plant-based tuna market is estimated at USD 0.5 billion in 2026, is projected to reach USD 2.3 billion by 2036 and is forecast to register a 14.9% CAGR between 2026 and 2036. In 2026, shelf-stable tuna alternatives hold 30.0% within the product type segment and retail and supermarkets represent 28.0% of the end-use category.