| 42 Products | May 2025 | May 2026 | Change |
| John West Light Lunch Mediterranean Style Tuna Salad (220g) | £1.75 | £2.70 | + £0.95 54.3% increase |
| | £1.75 | £2.70 | + £0.95 54.3% increase |
| John West No Drain Tuna Steak In Sunflower Oil (60g) | £3.60 | £2.50 | - £1.10 -30.6% decrease |
| | £3.60 | £2.50 | - £1.10 -30.6% decrease |
| Brindisa Ortiz Yellowfin Tuna Fillet in Olive Oil (92g) | £8.25 | £10.00 | + £1.75 21.2% increase |
| | £8.25 | £10.00 | + £1.75 21.2% increase |
| John West Tuna Chunks (145g) | £6.00 | £6.00 | £0.00 No change |
| | £6.00 | £6.00 | £0.00 No change |
| John West Energy MSC Tuna Steak with Spring Water (110g) | £3.00 | £3.00 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| Charles Basset MSC White Tuna in Brine (132g) | £3.45 | £3.45 | £0.00 No change |
| | £3.45 | £3.45 | £0.00 No change |
| John West No Drain Tuna Steak in Brine (60g) | £3.60 | £2.50 | - £1.10 -30.6% decrease |
| | £3.60 | £2.50 | - £1.10 -30.6% decrease |
| John West No Drain Fridge Pot Tuna Steak with a Little Olive Oil MSC (110g) | £2.50 | £2.40 | - £0.10 -4% decrease |
| | £2.50 | £2.40 | - £0.10 -4% decrease |
| Waitrose Ltd Waitrose MSC Tuna Steak in Olive Oil (200g) | £7.00 | £7.00 | £0.00 No change |
| | £7.00 | £7.00 | £0.00 No change |
| Charles Basset MSC White Tuna in Extra Virgin Olive Oil (80g) | £2.65 | £2.65 | £0.00 No change |
| | £2.65 | £2.65 | £0.00 No change |
