| 100 Products | Mar 2025 | Mar 2026 | Change |
| John West Tuna Chunks in Brine (125g) | £5.07 | £5.01 | - £0.06 -1.2% decrease |
| | £5.00 | £5.00 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £3.65 | £3.65 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £3.75 | £3.75 | £0.00 No change |
| | £4.70 | £4.25 | - £0.45 -1.6% decrease |
| | £9.09 | £9.09 | £0.00 -1.4% increase |
| | £5.35 | £5.35 | £0.00 -1.2% increase |
| John West Tuna Chunks in Sunflower Oil (132g) | £4.16 | £4.09 | - £0.07 -1.7% decrease |
| | £3.46 | £3.64 | + £0.18 5.2% increase |
| | £5.00 | £5.00 | £0.00 2.1% increase |
| | £3.75 | £3.75 | £0.00 1.5% increase |
| | £3.65 | £3.65 | £0.00 1% increase |
| | £4.00 | £4.00 | £0.00 1% increase |
| | £4.00 | £4.00 | £0.00 0.8% increase |
| | £5.00 | £4.25 | - £0.75 -1.9% decrease |
| | £4.45 | £4.45 | £0.00 -1.7% increase |
| John West Tuna Chunks In Spring Water (145g) | £5.19 | £5.09 | - £0.10 -1.9% decrease |
| | £3.65 | £3.65 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £3.75 | £3.75 | £0.00 No change |
| | £5.00 | £4.25 | - £0.75 -2.7% decrease |
| | £9.75 | £9.75 | £0.00 -1.9% increase |
| | £5.35 | £5.35 | £0.00 -1.9% increase |
| Princes Tuna Chunks in Brine (145g) | £4.05 | £3.83 | - £0.22 -5.4% decrease |
| | £5.00 | £3.75 | - £1.25 -25% decrease |
| | £5.35 | £5.00 | - £0.35 -15.4% decrease |
| | £4.25 | £4.25 | £0.00 -11.1% increase |
| | £4.00 | £4.00 | £0.00 -8.6% increase |
| | £4.25 | £4.30 | + £0.05 -6.8% increase |
| | £4.49 | £4.49 | £0.00 -5.7% increase |
| | £1.00 | £1.00 | £0.00 -5.4% increase |
| Princes Tuna Chunks in Sunflower Oil (145g) | £4.26 | £4.04 | - £0.22 -5.2% decrease |
| | £5.00 | £3.75 | - £1.25 -25% decrease |
| | £5.35 | £5.00 | - £0.35 -15.4% decrease |
| | £4.25 | £4.25 | £0.00 -11.1% increase |
| | £3.50 | £3.50 | £0.00 -8.8% increase |
| | £4.25 | £4.30 | + £0.05 -6.9% increase |
| | £4.49 | £4.49 | £0.00 -5.6% increase |
| | £3.00 | £3.00 | £0.00 -5.2% increase |
| John West No Drain Tuna Chunks In Sunflower Oil (110g) | £4.12 | £4.12 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £5.00 | £5.10 | + £0.10 0.6% increase |
| | £3.50 | £3.50 | £0.00 0.5% increase |
| | £3.49 | £3.39 | - £0.10 0% decrease |
| | £3.75 | £3.75 | £0.00 No change |
| Princes Tuna Chunks in Spring Water (145g) | £4.29 | £4.30 | + £0.01 0.2% increase |
| | £5.00 | £3.75 | - £1.25 -25% decrease |
| | £3.75 | £5.00 | + £1.25 No change |
| | £4.25 | £4.25 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £4.25 | £4.30 | + £0.05 0.2% increase |
| | £4.49 | £4.49 | £0.00 0.2% increase |
| John West Tuna Chunks in Spring Water (145g) | £1.26 | £1.26 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| | £1.15 | £1.15 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| | £1.15 | £1.15 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| John West No Drain Tuna Chunks in Brine with a Little Brine (110g) | £4.12 | £4.12 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £3.49 | £3.39 | - £0.10 -1.3% decrease |
| | £5.00 | £5.00 | £0.00 -0.7% increase |
| | £3.49 | £3.49 | £0.00 -0.7% increase |
| | £5.00 | £5.10 | + £0.10 No change |
| | £3.75 | £3.75 | £0.00 No change |
| John West Tuna Chunks in Spring Water with No Drain () | £4.12 | £4.12 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £3.49 | £3.49 | £0.00 No change |
| | £3.49 | £3.39 | - £0.10 -0.7% decrease |
| | £5.00 | £5.10 | + £0.10 No change |
| | £3.75 | £3.75 | £0.00 No change |
