| 24 Products | May 2025 | May 2026 | Change |
| Princes Mackerel Fillets Olive Oil () | £1.75 | £1.75 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| Tesco Finest Mackerel With Black Pepper (110g) | £2.30 | £3.20 | + £0.90 39.1% increase |
| | £2.30 | £3.20 | + £0.90 39.1% increase |
| Princes Mackerel Spicy Fajita & Lime (160g) | £0.31 | £0.31 | £0.00 No change |
| | £0.31 | £0.31 | £0.00 No change |
| Tesco Mackerel In Extra Virgin Olive Oil (125g) | £0.68 | £0.68 | £0.00 No change |
| | £0.68 | £0.68 | £0.00 No change |
| Tesco Finest Sardines With Chilli Lime & Coriander (105g) | £1.15 | £1.20 | + £0.05 4.3% increase |
| | £1.15 | £1.20 | + £0.05 4.3% increase |
| Tesco Mackerel In Katsu Curry Sauce (125g) | £0.95 | £1.30 | + £0.35 36.8% increase |
| | £0.95 | £1.30 | + £0.35 36.8% increase |
| Tesco Mackerel In Olive Red Pepper & Herb (125g) | £0.80 | £0.80 | £0.00 No change |
| | £0.80 | £0.80 | £0.00 No change |
| Princes Mackerel Fillets in Mustard Sauce () | £1.75 | £1.75 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| Tesco Skinless & Boneless Salmon In Zesty Dill Sauce (125g) | £1.75 | £1.75 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| Princes Mackerel Fillets in Spicy Tomato Sauce () | £1.75 | £1.75 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
