| 12 Products | Jul 2025 | Jul 2026 | Change |
| Sainsbury's Mayonnaise Light Squeezy (500ml) | £0.95 | £1.00 | + £0.05 5.3% increase |
| | £0.95 | £1.00 | + £0.05 5.3% increase |
| Heinz Seriously Good Light Mayonnaise (570g) | £3.10 | £3.40 | + £0.30 9.7% increase |
| | £3.10 | £3.40 | + £0.30 9.7% increase |
| Hellmann's Light Squeezy Mayonnaise (750ml) | £3.23 | £3.90 | + £0.67 20.7% increase |
| | £3.23 | £3.90 | + £0.67 20.7% increase |
| Hellmann's Light Mayonnaise (400g) | £2.70 | £2.75 | + £0.05 1.9% increase |
| | £2.70 | £2.75 | + £0.05 1.9% increase |
| Hellmann's Lighter than Light Mayonnaise (400g) | £2.70 | £2.75 | + £0.05 1.9% increase |
| | £2.70 | £2.75 | + £0.05 1.9% increase |
| Hellmann's Light Mayonnaise (800g) | £4.75 | £4.75 | £0.00 No change |
| | £4.75 | £4.75 | £0.00 No change |
| Hellmann's Light Mayonnaise (400g) | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| Hellmann's Squeezy Light Mayonnaise (430ml) | £2.40 | £2.45 | + £0.05 2.1% increase |
| | £2.40 | £2.45 | + £0.05 2.1% increase |
| Heinz Seriously Good Light Mayonnaise (420g) | £2.25 | £2.50 | + £0.25 11.1% increase |
| | £2.25 | £2.50 | + £0.25 11.1% increase |
| Hellmann's Lighter than Light Squeezy Mayonnaise (430ml) | £2.40 | £2.45 | + £0.05 2.1% increase |
| | £2.40 | £2.45 | + £0.05 2.1% increase |
