| 7 Products | May 2024 | May 2025 | Change |
| John West Tuna Chunks in Oil () | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| John West Tuna Chunks in Sunflower Oil (56g) | £2.90 | £2.25 | - £0.65 -22.4% decrease |
| | £2.90 | £2.25 | - £0.65 -22.4% decrease |
| Waitrose Ltd Essential MSC Tuna Chunks in Sunflower Oil drained (112g) | £1.25 | £1.25 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| Waitrose Ltd Essential MSC Tuna Chunks in Sunflower Oil (160g) | £4.75 | £4.75 | £0.00 No change |
| | £4.75 | £4.75 | £0.00 No change |
| John West MSC Tuna Chunks in Sunflower Oil (145g) | £4.00 | £6.00 | + £2.00 50% increase |
| | £4.00 | £6.00 | + £2.00 50% increase |
| Waitrose Ltd Essential MSC Tuna Chunks in Spring Water drained (112g) | £1.25 | £1.25 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| Waitrose Ltd Essential MSC Tuna Chunks in Spring Water drained (112g) | £4.75 | £4.75 | £0.00 No change |
| | £4.75 | £4.75 | £0.00 No change |
