| 29 Products | Apr 2025 | Apr 2026 | Change |
| Schweppes Slimline Tonic Water Mini Cans (150ml) | £6.08 | £6.50 | + £0.42 6.9% increase |
| | £6.08 | £6.50 | + £0.42 6.9% increase |
| London Essence Co. Grapefruit & Rosemary Tonic Water Cans () | £4.25 | £4.25 | £0.00 No change |
| | £4.25 | £4.25 | £0.00 No change |
| Fever-Tree Light Cucumber Tonic Water (500ml) | £1.93 | £2.45 | + £0.52 26.9% increase |
| | £1.93 | £2.45 | + £0.52 26.9% increase |
| Fever-Tree Refreshingly Light Tonic Water (500ml) | £1.93 | £2.45 | + £0.52 26.9% increase |
| | £1.93 | £2.45 | + £0.52 26.9% increase |
| Fever-Tree Indian Tonic Water (500ml) | £2.03 | £2.55 | + £0.52 25.6% increase |
| | £2.03 | £2.55 | + £0.52 25.6% increase |
| Fever-Tree Light Mediterranean Tonic Cans (150ml) | £9.00 | £9.25 | + £0.25 2.8% increase |
| | £9.00 | £9.25 | + £0.25 2.8% increase |
| Waitrose Ltd Essential Sugar Free Indian Tonic Water (250ml) | £2.25 | £2.25 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| Fentimans Premium Indian Tonic Water (500ml) | £1.70 | £1.70 | £0.00 No change |
| | £1.70 | £1.70 | £0.00 No change |
| Fever-Tree Aromatic Tonic Water (500ml) | £1.90 | £1.90 | £0.00 No change |
| | £1.90 | £1.90 | £0.00 No change |
| London Essence Co. Orange & Elderflower Tonic Water Cans (150ml) | £3.63 | £4.25 | + £0.62 17.1% increase |
| | £3.63 | £4.25 | + £0.62 17.1% increase |
