| 22 Products | Jun 2024 | Jun 2025 | Change |
| Highland Spring Sparkling Water Pear & Elderflower (330ml) | £3.25 | £3.25 | £0.00 No change |
| | £3.25 | £3.25 | £0.00 No change |
| Highland Spring Sparkling Water (500ml) | £3.00 | £3.15 | + £0.15 5% increase |
| | £3.00 | £3.15 | + £0.15 5% increase |
| Buxton Sparkling Natural Mineral Water (500ml) | £2.10 | £2.10 | £0.00 No change |
| | £2.10 | £2.10 | £0.00 No change |
| Northumbria Spring Sparkling Spring Water (330ml) | £5.25 | £5.50 | + £0.25 4.8% increase |
| | £5.25 | £5.50 | + £0.25 4.8% increase |
| San Pellegrino Sparkling Natural Mineral Water Bottles 4x500 ML (500ml) | £2.13 | £2.13 | £0.00 No change |
| | £2.13 | £2.13 | £0.00 No change |
| Tesco Elmhurst Natural Mineral Sparkling Water 4x2ltr () | £1.80 | £1.75 | - £0.05 -2.8% decrease |
| | £1.80 | £1.75 | - £0.05 -2.8% decrease |
| Highland Spring Eco Sparkling Mineral Water (1.5l) | £1.10 | £1.25 | + £0.15 13.6% increase |
| | £1.10 | £1.25 | + £0.15 13.6% increase |
| San Pellegrino Sparkling Natural Mineral Water (500ml) | £1.35 | £1.55 | + £0.20 14.8% increase |
| | £1.35 | £1.55 | + £0.20 14.8% increase |
| Tesco Elmhurst English Natural Mineral Sparkling Water (2l) | £0.75 | £0.85 | + £0.10 13.3% increase |
| | £0.75 | £0.85 | + £0.10 13.3% increase |
| San Pellegrino Sparkling Natural Mineral Water Glass (750ml) | £1.75 | £2.00 | + £0.25 14.3% increase |
| | £1.75 | £2.00 | + £0.25 14.3% increase |
