| 12 Products | Apr 2025 | Apr 2026 | Change |
| Hartley's Raspberry Jelly Pot Multipack (125g) | £2.50 | £2.50 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| Hartley's Blackcurrant Jelly Pot (125g) | £0.50 | £0.50 | £0.00 No change |
| | £0.50 | £0.50 | £0.00 No change |
| Hartley's Raspberry Jelly Pot Multipack (175g) | £1.50 | £1.50 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| Hartley's 10 Cal Strawberry Jelly Pot (175g) | £0.73 | £0.42 | - £0.31 -42.5% decrease |
| | £0.73 | £0.42 | - £0.31 -42.5% decrease |
| Hartley's Sugar Free Strawberry Jelly Crystals (23g) | £1.25 | £1.25 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| Hartley's 10 Cal Strawberry Jelly Pot Multipack (175g) | £1.50 | £1.50 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| Hartley's Orange Flavour Jelly Pot Multipack (125g) | £2.50 | £2.50 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| Hartley's Orange Jelly Pot (125g) | £0.50 | £0.50 | £0.00 No change |
| | £0.50 | £0.50 | £0.00 No change |
| Hartley's Strawberry Flavour Jelly () | £1.70 | £1.80 | + £0.10 5.9% increase |
| | £1.70 | £1.80 | + £0.10 5.9% increase |
| Hartley's 10 Cal Raspberry Jelly Pot (175g) | £0.73 | £0.42 | - £0.31 -42.5% decrease |
| | £0.73 | £0.42 | - £0.31 -42.5% decrease |
