Sustainable Tuna Becomes Mainstream on UK Supermarket Shelves, MSC Report Finds
Sustainable tuna is rapidly becoming the standard choice for UK shoppers, with nearly half of all supermarket tuna products now carrying the Marine Stewardship Council (MSC) ecolabel, according to new industry figures.
The MSC UK Tuna Shopper Report 2026 found that 49% of tuna products sold in UK supermarkets are MSC certified, a sharp rise from 18% in 2021. In volume terms, the shift is even larger, with 65% of all supermarket tuna sales now coming from MSC labelled products.
The report, released ahead...
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