| 30 Products | Mar 2025 | Mar 2026 | Change |
| Hartley's Raspberry Jelly Pot Multipack (125g) | £2.23 | £2.38 | + £0.15 6.7% increase |
| | £2.23 | £2.38 | + £0.15 6.7% increase |
| Hartley's Blackcurrant Jelly Pot (125g) | £0.58 | £0.78 | + £0.20 34.5% increase |
| | £0.58 | £0.78 | + £0.20 34.5% increase |
| Hartley's 10cal Orange Jelly Multipack (175g) | £4.00 | £4.00 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| Hartley's Raspberry Jelly Pot Multipack (175g) | £3.50 | £3.50 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| Hartley's Raspberry Jelly Pot (125g) | £0.58 | £0.78 | + £0.20 34.5% increase |
| | £0.58 | £0.78 | + £0.20 34.5% increase |
| Hartley's 10 Cal Strawberry Jelly Pot (175g) | £0.68 | £0.84 | + £0.16 23.5% increase |
| | £0.68 | £0.84 | + £0.16 23.5% increase |
| Hartley's Orange Jelly (135g) | £0.95 | £1.15 | + £0.20 21.1% increase |
| | £0.95 | £1.15 | + £0.20 21.1% increase |
| ASDA Blackcurrant Flavour Jelly (175g) | £0.54 | £0.54 | £0.00 No change |
| | £0.54 | £0.54 | £0.00 No change |
| Hartley's Sugar Free Strawberry Jelly Crystals (23g) | £1.20 | £1.22 | + £0.02 1.7% increase |
| | £1.20 | £1.22 | + £0.02 1.7% increase |
| Hartley's Black Cherry Jelly (135g) | £0.55 | £0.55 | £0.00 No change |
| | £0.55 | £0.55 | £0.00 No change |
