| 28 Products | May 2025 | May 2026 | Change |
| John West 30% Lower Salt Tuna Chunks in Sunflower Oil (145g) | £4.25 | £4.25 | £0.00 No change |
| | £4.25 | £4.25 | £0.00 No change |
| ASDA Tuna Steak in Sunflower Oil (198g) | £1.29 | £1.60 | + £0.31 24% increase |
| | £1.29 | £1.60 | + £0.31 24% increase |
| ASDA 3 Tuna Chunks in Sunflower Oil (80g, 240g) | £2.20 | £2.20 | £0.00 No change |
| | £2.20 | £2.20 | £0.00 No change |
| ASDA Tuna Chunks in Brine (145g) | £0.72 | £0.72 | £0.00 No change |
| | £0.72 | £0.72 | £0.00 No change |
| Prince's Tuna Chunks In Springwater (145g) | £1.50 | £1.50 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| John West Lower Salt Tuna Chunks in Brine (145g) | £4.25 | £4.25 | £0.00 No change |
| | £4.25 | £4.25 | £0.00 No change |
| Rolson Signature John West No Drain Tuna Chunks In Sunflower Oil (110g) | £4.00 | £4.00 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| ASDA Tuna Chunks in Brine (80g, 240g) | £2.20 | £2.19 | - £0.01 -0.5% decrease |
| | £2.20 | £2.19 | - £0.01 -0.5% decrease |
| ASDA Tuna Steaks in a Little Sunflower Oil (110g) | £1.20 | £1.52 | + £0.32 26.7% increase |
| | £1.20 | £1.52 | + £0.32 26.7% increase |
| ASDA Tuna Chunks in Sunflower Oil (145g, 580g) | £2.62 | £2.49 | - £0.13 -5% decrease |
| | £2.62 | £2.49 | - £0.13 -5% decrease |
