| 7 Products | Sep 2025 | Sep 2026 | Change |
| Rio Mare Tuna In Olive Oil (160g) | £4.10 | £4.10 | £0.00 No change |
| | £3.30 | £3.30 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £5.50 | £5.50 | £0.00 No change |
| Rio Mare Tuna In Olive Oil (80g) | £4.81 | £5.58 | + £0.77 16% increase |
| | £5.00 | £5.00 | £0.00 No change |
| | £4.61 | £6.15 | + £1.54 16% increase |
| Rio Mare MSC Tuna & Cous Cous Salad (160g) | £4.40 | £4.40 | £0.00 No change |
| | £3.80 | £3.80 | £0.00 No change |
| | £4.99 | £4.99 | £0.00 No change |
| Rio Mare MSC Tuna in Olive Oil (160g) | £7.00 | £5.25 | - £1.75 -25% decrease |
| | £7.00 | £5.25 | - £1.75 -25% decrease |
| Rio Mare Tuna Fillets in Olive Oil () | £5.90 | £5.90 | £0.00 No change |
| | £5.90 | £5.90 | £0.00 No change |
| Rio Mare Tuna in Extra Virgin Olive Oil (80g) | £4.93 | £4.93 | £0.00 No change |
| | £4.93 | £4.93 | £0.00 No change |
| Rio Mare Tuna in Olive Oil Prime Quality Tinned Fish Italy's Favourite Tuna Sustainably sourced (80g) | £11.00 | £8.25 | - £2.75 -25% decrease |
| | £11.00 | £8.25 | - £2.75 -25% decrease |
