| 7 Products | Sep 2025 | Sep 2026 | Change |
| Relentless Origin Energy Drink Multipack 4x500 (500ml) | £3.91 | £3.77 | - £0.14 -3.6% decrease |
| | £3.32 | £3.28 | - £0.04 -1.2% decrease |
| | £4.50 | £3.30 | - £1.20 -15.9% decrease |
| | £3.50 | £3.50 | £0.00 -10.9% increase |
| | £3.50 | £3.50 | £0.00 -8.4% increase |
| | £3.50 | £3.50 | £0.00 -6.6% increase |
| | £3.85 | £3.85 | £0.00 -5.7% increase |
| | £4.50 | £4.50 | £0.00 -4.7% increase |
| | £4.49 | £4.49 | £0.00 -4.1% increase |
| | £3.99 | £3.99 | £0.00 -3.6% increase |
| Relentless Origin Energy Drink (500ml) | £1.05 | £0.99 | - £0.06 -5.7% decrease |
| | £1.20 | £1.00 | - £0.20 -16.7% decrease |
| | £1.20 | £1.25 | + £0.05 -5.8% increase |
| | £1.00 | £1.00 | £0.00 -4.4% increase |
| | £1.27 | £1.00 | - £0.27 -9.4% decrease |
| | £1.00 | £1.00 | £0.00 -7.1% increase |
| | £1.00 | £1.00 | £0.00 -6.3% increase |
| | £0.66 | £0.66 | £0.00 -5.7% increase |
| Relentless Raspberry Zero Energy Drink () | £1.15 | £1.17 | + £0.02 1.7% increase |
| | £1.08 | £1.08 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| | £1.40 | £1.50 | + £0.10 2.5% increase |
| | £1.00 | £1.00 | £0.00 1.7% increase |
| Relentless Fruit Punch Energy Drink (500ml) | £1.53 | £1.53 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| | £2.59 | £2.59 | £0.00 No change |
| Relentless Cherry Energy Drink (500ml) | £1.12 | £1.22 | + £0.10 8.9% increase |
| | £1.08 | £1.00 | - £0.08 -7.4% decrease |
| | £1.00 | £1.25 | + £0.25 8.7% increase |
| | £1.27 | £1.40 | + £0.13 8.9% increase |
| Relentless Cherry Energy Drink (500ml) | £0.95 | £0.95 | £0.00 No change |
| | £0.90 | £0.90 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| Relentless Passion Punch (500ml) | £3.50 | £3.50 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
