| 14 Products | May 2025 | May 2026 | Change |
| M&S Collection British Whole Duck (1.5kg) | £12.50 | £12.50 | £0.00 No change |
| | £12.50 | £12.50 | £0.00 No change |
| M&S Spiced Plum Duck Paupiette Frozen (841g) | £21.00 | £21.00 | £0.00 No change |
| | £21.00 | £21.00 | £0.00 No change |
| Gressingham 2 Boneless Duck Breasts (340g) | £9.50 | £6.35 | - £3.15 -33.2% decrease |
| | £9.50 | £6.35 | - £3.15 -33.2% decrease |
| Gressingham Duck Legs (440g) | £4.80 | £4.80 | £0.00 No change |
| | £4.80 | £4.80 | £0.00 No change |
| Gressingham Duck Breast Portions Fillets (250g) | £4.25 | £4.25 | £0.00 No change |
| | £4.25 | £4.25 | £0.00 No change |
| Gressingham Whole Duck (2kg) | £16.00 | £16.00 | £0.00 No change |
| | £16.00 | £16.00 | £0.00 No change |
| M&S Duck Parfait with Plum Glaze (365g) | £6.00 | £6.00 | £0.00 No change |
| | £6.00 | £6.00 | £0.00 No change |
| Gressingham Whole Duck () | £12.80 | £12.80 | £0.00 No change |
| | £12.80 | £12.80 | £0.00 No change |
| Gressingham Duck Breasts in Plum Sauce (400g) | £8.25 | £8.25 | £0.00 No change |
| | £8.25 | £8.25 | £0.00 No change |
| M&S 2 British Duck Breasts with Plum Sauce () | £8.25 | £7.50 | - £0.75 -9.1% decrease |
| | £8.25 | £7.50 | - £0.75 -9.1% decrease |
