| 38 Products | May 2024 | May 2025 | Change |
| Stokes Real Mayonnaise (345g) | £3.25 | £3.25 | £0.00 No change |
| | £3.25 | £3.25 | £0.00 No change |
| Hellmann's Real Mayonnaise (800g) | £4.75 | £4.75 | £0.00 No change |
| | £4.75 | £4.75 | £0.00 No change |
| Hellmann's Real Mayonnaise Jar (400g) | £2.73 | £2.50 | - £0.23 -8.4% decrease |
| | £2.73 | £2.50 | - £0.23 -8.4% decrease |
| Sainsbury's Mayonnaise Light Squeezy (500ml) | £1.25 | £0.95 | - £0.30 -24% decrease |
| | £1.25 | £0.95 | - £0.30 -24% decrease |
| Heinz Seriously Good Mayonnaise (215g) | £2.30 | £2.30 | £0.00 No change |
| | £2.30 | £2.30 | £0.00 No change |
| Heinz Seriously Good Light Mayonnaise (570g) | £2.90 | £2.90 | £0.00 No change |
| | £2.90 | £2.90 | £0.00 No change |
| Hellmann's Light Squeezy Mayonnaise (750ml) | £3.90 | £3.40 | - £0.50 -12.8% decrease |
| | £3.90 | £3.40 | - £0.50 -12.8% decrease |
| Sainsbury's Garlic Mayonnaise (280ml) | £1.10 | £1.20 | + £0.10 9.1% increase |
| | £1.10 | £1.20 | + £0.10 9.1% increase |
| Hellmann's Light Mayonnaise (400g) | £2.73 | £2.50 | - £0.23 -8.4% decrease |
| | £2.73 | £2.50 | - £0.23 -8.4% decrease |
| Stokes Garlic Mayonnaise (345g) | £3.25 | £3.25 | £0.00 No change |
| | £3.25 | £3.25 | £0.00 No change |
