| 76 Products | Apr 2025 | Apr 2026 | Change |
| Graal Mackerel Fillets in Tomato Sauce (170g) | £1.45 | £2.97 | + £1.52 104.8% increase |
| | £1.65 | £1.65 | £0.00 No change |
| | £1.30 | £1.90 | + £0.60 20.3% increase |
| | £1.55 | £1.55 | £0.00 13.3% increase |
| | £1.30 | £1.90 | + £0.60 20.7% increase |
| | £1.55 | £1.55 | £0.00 16.3% increase |
| | £1.35 | £9.25 | + £7.90 104.8% increase |
| John West Mackerel Fillets in Sunflower Oil (80g) | £1.58 | £1.85 | + £0.27 17.1% increase |
| | £1.50 | £1.75 | + £0.25 16.7% increase |
| | £1.48 | £1.80 | + £0.32 19.5% increase |
| | £1.95 | £2.25 | + £0.30 17.7% increase |
| | £1.80 | £2.25 | + £0.45 19.6% increase |
| | £1.19 | £1.19 | £0.00 17.1% increase |
| John West Mackerel Fillets in Olive Oil (80g) | £1.58 | £1.76 | + £0.18 11.4% increase |
| | £1.50 | £1.75 | + £0.25 16.7% increase |
| | £1.48 | £1.80 | + £0.32 19.5% increase |
| | £1.95 | £2.25 | + £0.30 17.7% increase |
| | £1.18 | £1.18 | £0.00 14.4% increase |
| | £1.80 | £1.80 | £0.00 11.4% increase |
| Princes Mackerel Sizzle Rich Tomato & Herbs (160g) | £1.83 | £1.83 | £0.00 No change |
| | £1.90 | £1.90 | £0.00 No change |
| | £1.99 | £1.99 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| John West Mackerel Fillets in Sweet Chilli (115g) | £1.69 | £1.69 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| | £1.95 | £1.95 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| Grace Mackerel in Hot Tomato & Chilli Sauce (425g) | £2.03 | £2.13 | + £0.10 4.9% increase |
| | £1.85 | £2.25 | + £0.40 21.6% increase |
| | £2.25 | £2.25 | £0.00 9.8% increase |
| | £2.25 | £2.25 | £0.00 6.1% increase |
| | £1.75 | £1.75 | £0.00 4.9% increase |
| Princes Mackerel Fillets in Tomato Sauce () | £1.19 | £1.20 | + £0.01 0.8% increase |
| | £1.75 | £1.75 | £0.00 No change |
| | £1.75 | £1.80 | + £0.05 1.7% increase |
| | £0.25 | £0.25 | £0.00 1.6% increase |
| | £0.99 | £0.99 | £0.00 0.8% increase |
| John West Mackerel Fillets in Tomato Sauce (115g) | £1.49 | £1.75 | + £0.26 17.4% increase |
| | £1.50 | £1.75 | + £0.25 16.7% increase |
| | £1.48 | £1.80 | + £0.32 19.5% increase |
| | £1.80 | £2.25 | + £0.45 21.4% increase |
| | £1.19 | £1.19 | £0.00 17.4% increase |
| Princes Mackerel Fillets in Sunflower Oil (125g) | £2.54 | £2.54 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| | £0.50 | £0.50 | £0.00 No change |
| | £1.40 | £1.40 | £0.00 No change |
| | £6.49 | £6.49 | £0.00 No change |
| John West Mackerel Fillets in Spicy Tomato & Chilli Sauce (115g) | £1.68 | £2.01 | + £0.33 19.6% increase |
| | £1.50 | £1.75 | + £0.25 16.7% increase |
| | £1.48 | £1.80 | + £0.32 19.5% increase |
| | £1.95 | £2.25 | + £0.30 17.7% increase |
| | £1.80 | £2.25 | + £0.45 19.6% increase |
