| 99 Products | May 2023 | May 2024 | Change |
| John West Tuna Chunks in Brine (145g) | £5.24 | £5.60 | + £0.36 6.9% increase |
| | £3.87 | £5.00 | + £1.13 29.2% increase |
| | £3.75 | £3.50 | - £0.25 11.5% decrease |
| | £3.65 | £3.65 | £0.00 7.7% increase |
| | £5.00 | £5.00 | £0.00 5.4% increase |
| | £3.25 | £3.75 | + £0.50 7.2% increase |
| | £5.00 | £5.00 | £0.00 5.6% increase |
| | £7.19 | £9.09 | + £1.90 10.4% increase |
| | £4.45 | £4.45 | £0.00 9.1% increase |
| | £10.99 | £10.99 | £0.00 6.9% increase |
| John West Tuna Chunks in Sunflower Oil (145g) | £5.38 | £5.04 | - £0.34 -6.3% decrease |
| | £3.75 | £3.50 | - £0.25 -6.7% decrease |
| | £3.87 | £5.00 | + £1.13 11.5% increase |
| | £5.00 | £5.00 | £0.00 6.9% increase |
| | £3.65 | £3.65 | £0.00 5.4% increase |
| | £3.75 | £3.75 | £0.00 4.5% increase |
| | £7.94 | £4.00 | - £3.94 -10.9% decrease |
| | £5.00 | £5.00 | £0.00 -9.3% increase |
| | £4.45 | £4.45 | £0.00 -8.3% increase |
| | £10.99 | £10.99 | £0.00 -6.3% increase |
| John West Tuna Chunks In Spring Water (145g) | £4.75 | £5.01 | + £0.26 5.5% increase |
| | £3.65 | £3.65 | £0.00 No change |
| | £3.75 | £3.50 | - £0.25 -3.2% decrease |
| | £3.87 | £5.00 | + £1.13 7.7% increase |
| | £5.00 | £5.00 | £0.00 5.4% increase |
| | £3.25 | £3.75 | + £0.50 7.2% increase |
| | £5.00 | £5.00 | £0.00 5.6% increase |
| | £8.99 | £9.75 | + £0.76 6.3% increase |
| | £4.45 | £4.45 | £0.00 5.5% increase |
| Princes Tuna Chunks in Sunflower Oil (145g) | £5.68 | £5.68 | £0.00 No change |
| | £5.35 | £5.35 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £5.00 | £3.75 | - £1.25 -8.2% decrease |
| | £3.50 | £3.50 | £0.00 -6.6% increase |
| | £4.00 | £4.40 | + £0.40 -3.7% increase |
| | £3.59 | £4.49 | + £0.90 0.2% increase |
| | £3.00 | £3.00 | £0.00 No change |
| | £15.97 | £15.97 | £0.00 No change |
| Princes Tuna Chunks in Brine (145g) | £3.99 | £4.00 | + £0.01 0.3% increase |
| | £5.35 | £5.35 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £5.00 | £3.75 | - £1.25 -8.2% decrease |
| | £4.00 | £4.00 | £0.00 -6.4% increase |
| | £4.00 | £4.40 | + £0.40 -3.6% increase |
| | £3.59 | £4.49 | + £0.90 0.2% increase |
| | £1.00 | £1.00 | £0.00 0.3% increase |
| Princes Tuna Chunks in Spring Water (145g) | £4.49 | £4.50 | + £0.01 0.2% increase |
| | £5.35 | £5.35 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £5.00 | £3.75 | - £1.25 -8.2% decrease |
| | £4.00 | £4.00 | £0.00 -6.4% increase |
| | £4.00 | £4.40 | + £0.40 -3.6% increase |
| | £3.59 | £4.49 | + £0.90 0.2% increase |
| John West No Drain Tuna Chunks in Brine with a Little Brine (110g) | £3.91 | £4.12 | + £0.21 5.4% increase |
| | £3.25 | £4.00 | + £0.75 23.1% increase |
| | £4.00 | £5.00 | + £1.00 24% increase |
| | £4.16 | £3.49 | - £0.67 9.5% decrease |
| | £3.29 | £3.49 | + £0.20 8.7% increase |
| | £5.00 | £5.00 | £0.00 6.6% increase |
| | £3.75 | £3.75 | £0.00 5.4% increase |
| John West 30% Lower Salt Tuna Chunks in Sunflower Oil (145g) | £4.10 | £5.80 | + £1.70 41.5% increase |
| | £4.25 | £5.00 | + £0.75 17.6% increase |
| | £3.50 | £4.25 | + £0.75 19.3% increase |
| | £5.00 | £5.00 | £0.00 11.8% increase |
| | £4.25 | £5.00 | + £0.75 13.2% increase |
| | £3.50 | £9.75 | + £6.25 41.5% increase |
| John West Tuna Chunks in Spring Water (145g) | £1.45 | £1.33 | - £0.12 -8.3% decrease |
| | £1.50 | £1.25 | - £0.25 -16.7% decrease |
| | £1.50 | £1.15 | - £0.35 -20% decrease |
| | £2.00 | £2.00 | £0.00 -12% increase |
| | £1.25 | £1.25 | £0.00 -9.6% increase |
| | £1.00 | £1.00 | £0.00 -8.3% increase |
| John West 30% Lower Salt Tuna Chunks in Spring Water (145g) | £4.10 | £4.25 | + £0.15 3.7% increase |
| | £4.25 | £3.50 | - £0.75 -17.6% decrease |
| | £3.50 | £4.25 | + £0.75 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £4.25 | £5.00 | + £0.75 4.5% increase |
| | £3.50 | £3.50 | £0.00 3.7% increase |
