| 16 Products | Apr 2024 | Apr 2025 | Change |
| Hartley's 10 Cal Blueberry & Blackcurrant Jelly (175g) | £0.85 | £0.85 | £0.00 No change |
| | £0.85 | £0.85 | £0.00 No change |
| Hartley's Sugar Free Raspberry Jelly Crystals (23g) | £1.25 | £1.50 | + £0.25 20% increase |
| | £1.25 | £1.50 | + £0.25 20% increase |
| Hartley's 10 Cal Strawberry Jelly Pot (175g) | £0.68 | £1.00 | + £0.32 47.1% increase |
| | £0.68 | £1.00 | + £0.32 47.1% increase |
| Hartley's Orange Jelly (135g) | £1.00 | £1.25 | + £0.25 25% increase |
| | £1.00 | £1.25 | + £0.25 25% increase |
| Hartley's 10 Cal Rhubarb & Custard Jelly (175g) | £0.85 | £0.85 | £0.00 No change |
| | £0.85 | £0.85 | £0.00 No change |
| Hartley's Lime Flavour Jelly (135g) | £0.85 | £1.25 | + £0.40 47.1% increase |
| | £0.85 | £1.25 | + £0.40 47.1% increase |
| Hartley's 10 Cal Raspberry Jam Doughnut Flavour Jelly (175g) | £0.85 | £0.85 | £0.00 No change |
| | £0.85 | £0.85 | £0.00 No change |
| Hartley's No Added Sugar Strawberry Jelly Pot (115g) | £0.45 | £0.45 | £0.00 No change |
| | £0.45 | £0.45 | £0.00 No change |
| Hartley's Reduced Sugar Mango & Passion Fruit Jelly (175g) | £0.68 | £1.00 | + £0.32 47.1% increase |
| | £0.68 | £1.00 | + £0.32 47.1% increase |
| Hartley's Blackcurrant Jelly (135g) | £0.85 | £1.25 | + £0.40 47.1% increase |
| | £0.85 | £1.25 | + £0.40 47.1% increase |
