| 11 Products | May 2023 | May 2024 | Change |
| M&S 4 Roast Chicken Breast Fillets (480g) | £16.81 | £16.75 | - £0.06 -0.4% decrease |
| | £8.63 | £8.50 | - £0.13 -1.5% decrease |
| | £24.99 | £24.99 | £0.00 -0.4% increase |
| M&S Mini Chicken Breast Fillets Frozen (1kg) | £7.50 | £7.50 | £0.00 No change |
| | £7.50 | £7.50 | £0.00 No change |
| M&S Made Without 2 Chicken Breast Fillets (270g) | £5.00 | £4.75 | - £0.25 -5% decrease |
| | £5.00 | £4.75 | - £0.25 -5% decrease |
| M&S Select Farms British Diced Chicken Breast Fillets (350g) | £3.35 | £3.35 | £0.00 No change |
| | £3.35 | £3.35 | £0.00 No change |
| M&S Organic British Chicken Breast Fillets Typically: (500g) | £10.82 | £10.82 | £0.00 No change |
| | £10.82 | £10.82 | £0.00 No change |
| M&S Organic Free Range Chicken Breast Fillets Typically: (320g) | £7.08 | £7.08 | £0.00 No change |
| | £7.08 | £7.08 | £0.00 No change |
| M&S Select Farms British 3 Chicken Breast Fillets (570g) | £5.35 | £5.35 | £0.00 No change |
| | £5.35 | £5.35 | £0.00 No change |
| M&S Select Farms Oakham 2 Chicken Breast Fillets (300g) | £3.50 | £3.50 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| M&S Select Farms British Oakham Chicken Mini Breast Fillets (350g) | £3.55 | £3.55 | £0.00 No change |
| | £3.55 | £3.55 | £0.00 No change |
| M&S Select Farms British 2 Chicken Breast Fillets Skin On (300g) | £3.30 | £3.30 | £0.00 No change |
| | £3.30 | £3.30 | £0.00 No change |
