| 10 Products | May 2025 | May 2026 | Change |
| Morrisons Tuna Chunks In Spring Water (145g, 102g) | £0.95 | £0.95 | £0.00 No change |
| | £0.95 | £0.95 | £0.00 No change |
| Princes Tuna Chunks in Spring Water (145g) | £4.63 | £3.75 | - £0.88 -19% decrease |
| | £4.63 | £3.75 | - £0.88 -19% decrease |
| John West Tuna Chunks in Spring Water (145g) | £1.50 | £1.50 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| John West Tuna Chunks in Spring Water (80g) | £2.76 | £2.50 | - £0.26 -9.4% decrease |
| | £2.76 | £2.50 | - £0.26 -9.4% decrease |
| Princes Tuna Steaks In Spring Water (160g) | £1.50 | £1.50 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| John West Tuna Chunks In Spring Water (145g) | £5.00 | £5.00 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| John West 30% Lower Salt Tuna Chunks in Spring Water (145g) | £5.00 | £5.00 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| Morrisons Fad Free Tuna Chunks In Spring Water (80g, 56g) | £2.10 | £2.10 | £0.00 No change |
| | £2.10 | £2.10 | £0.00 No change |
| Morrisons Tuna Chunks In Spring Water (145g, 102g) | £3.20 | £3.20 | £0.00 No change |
| | £3.20 | £3.20 | £0.00 No change |
| John West Tuna Chunks in Spring Water with No Drain () | £3.49 | £3.49 | £0.00 No change |
| | £3.49 | £3.49 | £0.00 No change |
