| 16 Products | May 2025 | May 2026 | Change |
| Sainsbury's Skin On & Boneless Smoked Haddock Fillets (360g) | £4.00 | £7.50 | + £3.50 87.5% increase |
| | £4.00 | £7.50 | + £3.50 87.5% increase |
| Birds Eye Battered Fish Fillets (400g) | £4.00 | £4.20 | + £0.20 5% increase |
| | £4.00 | £4.20 | + £0.20 5% increase |
| Young's Skinless & Boneless Atlantic Cod Chunky Fillets x360g (400g) | £4.50 | £4.50 | £0.00 No change |
| | £4.50 | £4.50 | £0.00 No change |
| Young's 4 Fish Steaks In Parsley Sauce (560g) | £4.25 | £5.50 | + £1.25 29.4% increase |
| | £4.25 | £5.50 | + £1.25 29.4% increase |
| Birds Eye 2 Salmon Lemon and Dill Perfectly Baked (260g) | £4.75 | £4.75 | £0.00 No change |
| | £4.75 | £4.75 | £0.00 No change |
| Quorn Vegan 2 Fishless Fillets Lemon and Pepper (200g) | £3.00 | £3.00 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| Young's Gastro Basa Fillets Lemon & Herb Battered (310g) | £5.25 | £5.25 | £0.00 No change |
| | £5.25 | £5.25 | £0.00 No change |
| Young's Gastro Lightly Dusted Sicilian Lemon & Parsley Cod Fillets (300g) | £4.25 | £4.25 | £0.00 No change |
| | £4.25 | £4.25 | £0.00 No change |
| Birds Eye Mediterranean Vegetable Fish Fillet Traybake (380g) | £3.00 | £3.00 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| Young's Gastro Signature Breaded Lemon & Pepper Fish Fillets (270g) | £5.25 | £5.25 | £0.00 No change |
| | £5.25 | £5.25 | £0.00 No change |
