| 69 Products | Jul 2025 | Jul 2026 | Change |
| John West Tuna Chunks in Sunflower Oil (132g) | £4.06 | £5.49 | + £1.43 35.2% increase |
| | £3.57 | £14.99 | + £11.42 319.9% increase |
| | £3.48 | £3.50 | + £0.02 162% increase |
| | £5.00 | £5.00 | £0.00 94.8% increase |
| | £3.75 | £3.75 | £0.00 72.4% increase |
| | £4.00 | £4.00 | £0.00 57.8% increase |
| | £4.00 | £4.00 | £0.00 47.9% increase |
| | £4.25 | £4.25 | £0.00 40.6% increase |
| | £4.45 | £4.45 | £0.00 35.2% increase |
| John West Tuna Chunks In Spring Water (145g) | £5.18 | £5.09 | - £0.09 -1.7% decrease |
| | £3.57 | £3.65 | + £0.08 2.2% increase |
| | £5.00 | £5.00 | £0.00 0.9% increase |
| | £4.00 | £4.00 | £0.00 0.7% increase |
| | £5.00 | £5.00 | £0.00 0.5% increase |
| | £3.75 | £3.75 | £0.00 0.5% increase |
| | £5.00 | £4.25 | - £0.75 -2.5% decrease |
| | £9.75 | £9.75 | £0.00 -1.7% increase |
| | £5.35 | £5.35 | £0.00 -1.7% increase |
| Princes Tuna Chunks in Sunflower Oil (145g) | £4.16 | £4.08 | - £0.08 -1.9% decrease |
| | £4.25 | £3.75 | - £0.50 -11.8% decrease |
| | £5.35 | £5.35 | £0.00 -5.2% increase |
| | £4.25 | £4.25 | £0.00 -3.7% increase |
| | £3.50 | £3.50 | £0.00 -3% increase |
| | £4.25 | £4.25 | £0.00 -2.3% increase |
| | £4.49 | £4.49 | £0.00 -1.8% increase |
| | £3.00 | £3.00 | £0.00 -1.9% increase |
| John West No Drain Tuna Chunks In Sunflower Oil (100g) | £3.78 | £4.12 | + £0.34 9% increase |
| | £3.44 | £3.39 | - £0.05 -1.5% decrease |
| | £4.00 | £4.00 | £0.00 -0.5% increase |
| | £5.00 | £5.00 | £0.00 -0.5% increase |
| | £3.00 | £5.10 | + £2.10 13.2% increase |
| | £3.50 | £3.50 | £0.00 10.8% increase |
| | £3.75 | £3.75 | £0.00 9% increase |
| Princes Tuna Chunks in Spring Water (145g) | £4.04 | £4.35 | + £0.31 7.7% increase |
| | £4.25 | £3.75 | - £0.50 -11.8% decrease |
| | £3.75 | £5.35 | + £1.60 13.8% increase |
| | £3.50 | £4.25 | + £0.75 16.2% increase |
| | £4.00 | £4.00 | £0.00 11.9% increase |
| | £4.25 | £4.25 | £0.00 9.4% increase |
| | £4.49 | £4.49 | £0.00 7.7% increase |
| John West Tuna Chunks in Spring Water with No Drain () | £4.11 | £4.12 | + £0.01 0.2% increase |
| | £4.00 | £4.00 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £3.49 | £3.49 | £0.00 No change |
| | £3.44 | £3.39 | - £0.05 -0.3% decrease |
| | £5.00 | £5.10 | + £0.10 0.2% increase |
| | £3.75 | £3.75 | £0.00 0.2% increase |
| John West 30% Lower Salt Tuna Chunks in Sunflower Oil (145g) | £5.30 | £5.30 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £4.25 | £4.25 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £9.75 | £9.75 | £0.00 No change |
| John West Tuna Chunks in Spring Water (80g) | £2.69 | £3.22 | + £0.53 19.7% increase |
| | £2.76 | £2.50 | - £0.26 -9.4% decrease |
| | £2.90 | £2.30 | - £0.60 -15.2% decrease |
| | £2.89 | £5.87 | + £2.98 24.9% increase |
| | £2.20 | £2.20 | £0.00 19.7% increase |
| Prince's Princes Tuna Chunks In Sunflower Oil (145g) | £1.67 | £1.70 | + £0.03 1.8% increase |
| | £1.75 | £1.80 | + £0.05 2.9% increase |
| | £1.75 | £1.80 | + £0.05 2.9% increase |
| | £1.50 | £1.50 | £0.00 1.8% increase |
| Tesco Tuna Chunks In Sunflower Oil (145g) | £3.14 | £3.14 | £0.00 No change |
| | £0.65 | £0.65 | £0.00 No change |
| | £5.63 | £5.63 | £0.00 No change |
