| 11 Products | Mar 2025 | Mar 2026 | Change |
| Princes Drained Tuna (110g) | £5.25 | £4.75 | - £0.50 -9.5% decrease |
| | £5.25 | £4.75 | - £0.50 -9.5% decrease |
| Tesco Tuna Chunks In Spring Water (400g) | £1.90 | £2.00 | + £0.10 5.3% increase |
| | £1.90 | £2.00 | + £0.10 5.3% increase |
| Princes Drained Tuna Steak In Spring Water (60g) | £2.50 | £2.50 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| Tesco Tuna Chunks In Spring Water (80g) | £2.20 | £2.20 | £0.00 No change |
| | £2.20 | £2.20 | £0.00 No change |
| Prince's Tuna Chunks In Springwater (145g) | £1.75 | £1.80 | + £0.05 2.9% increase |
| | £1.75 | £1.80 | + £0.05 2.9% increase |
| Tesco Tuna Chunks In Spring Water (145g) | £0.70 | £0.65 | - £0.05 -7.1% decrease |
| | £0.70 | £0.65 | - £0.05 -7.1% decrease |
| Princes Drained Tuna Steak In Spring Water (110g) | £1.80 | £1.85 | + £0.05 2.8% increase |
| | £1.80 | £1.85 | + £0.05 2.8% increase |
| Princes Tuna Chunks in Spring Water (145g) | £4.25 | £4.30 | + £0.05 1.2% increase |
| | £4.25 | £4.30 | + £0.05 1.2% increase |
| John West Tuna Chunks in Spring Water (145g) | £1.25 | £1.25 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| Princes Tuna Chunks in Spring Water () | £8.00 | £8.00 | £0.00 No change |
| | £8.00 | £8.00 | £0.00 No change |
