| 13 Products | Sep 2025 | Sep 2026 | Change |
| Heinz Seriously Good Light Mayonnaise (570g) | £3.35 | £2.89 | - £0.46 -13.7% decrease |
| | £3.35 | £2.89 | - £0.46 -13.7% decrease |
| Hellmann's Light Squeezy Mayonnaise (750ml) | £3.55 | £3.90 | + £0.35 9.9% increase |
| | £3.55 | £3.90 | + £0.35 9.9% increase |
| Hellmann's Light Mayonnaise (400g) | £2.80 | £2.75 | - £0.05 -1.8% decrease |
| | £2.80 | £2.75 | - £0.05 -1.8% decrease |
| Hellmann's Light Squeezy Mayonnaise (250ml) | £1.00 | £1.00 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| Tesco Light Mayonnaise (500ml) | £0.97 | £0.89 | - £0.08 -8.2% decrease |
| | £0.97 | £0.89 | - £0.08 -8.2% decrease |
| Hellmann's Light Mayonnaise Jar (600g) | £3.75 | £3.95 | + £0.20 5.3% increase |
| | £3.75 | £3.95 | + £0.20 5.3% increase |
| Hellmann's Light Mayonnaise (800g) | £3.60 | £3.60 | £0.00 No change |
| | £3.60 | £3.60 | £0.00 No change |
| Tesco Light Mayonnaise (450ml) | £0.86 | £0.86 | £0.00 No change |
| | £0.86 | £0.86 | £0.00 No change |
| Hellmann's Squeezy Light Mayonnaise (430ml) | £2.60 | £2.45 | - £0.15 -5.8% decrease |
| | £2.60 | £2.45 | - £0.15 -5.8% decrease |
| Heinz Seriously Good Light Mayonnaise (420g) | £2.50 | £2.80 | + £0.30 12% increase |
| | £2.50 | £2.80 | + £0.30 12% increase |
