| 17 Products | Jan 2025 | Jan 2026 | Change |
| ASDA Sparkling Natural Mineral Water Bottles 6x500 | £1.00 | £1.00 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| Highland Spring Sparkling Water Pear & Elderflower (330ml) | £3.25 | £3.25 | £0.00 No change |
| | £3.25 | £3.25 | £0.00 No change |
| Buxton Sparkling Natural Mineral Water Bottle () | £1.00 | £1.34 | + £0.34 34% increase |
| | £1.00 | £1.34 | + £0.34 34% increase |
| Highland Spring Sparkling Water (500ml) | £2.63 | £3.14 | + £0.51 19.4% increase |
| | £2.63 | £3.14 | + £0.51 19.4% increase |
| Buxton Sparkling Natural Mineral Water (500ml) | £1.70 | £1.70 | £0.00 No change |
| | £1.70 | £1.70 | £0.00 No change |
| Voss Sparkling Artesian Water Glass Bottle (800ml) | £1.95 | £1.95 | £0.00 No change |
| | £1.95 | £1.95 | £0.00 No change |
| San Pellegrino Sparkling Natural Mineral Water Bottles 4x500 ML (500ml) | £2.70 | £2.70 | £0.00 No change |
| | £2.70 | £2.70 | £0.00 No change |
| Highland Spring Eco Sparkling Mineral Water (1.5l) | £0.87 | £0.87 | £0.00 No change |
| | £0.87 | £0.87 | £0.00 No change |
| San Pellegrino Sparkling Natural Mineral Water (500ml) | £0.75 | £0.75 | £0.00 No change |
| | £0.75 | £0.75 | £0.00 No change |
| ASDA Sparkling Natural Mineral Water (2l) | £1.75 | £1.75 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |