| 11 Products | Jan 2025 | Jan 2026 | Change |
| Daylesford Natural Strong English Mustard (170g) | £5.00 | £5.00 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| Colman's Original English Mustard Powder (113g) | £2.20 | £2.20 | £0.00 No change |
| | £2.20 | £2.20 | £0.00 No change |
| Colman's Mustard Powder Tin (57g) | £2.30 | £2.30 | £0.00 No change |
| | £2.30 | £2.30 | £0.00 No change |
| M&S Hot English Mustard (180g) | £1.00 | £1.00 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| Biona Organic Mustard Squeezy Bottle (300ml) | £2.70 | £3.50 | + £0.80 29.6% increase |
| | £2.70 | £3.50 | + £0.80 29.6% increase |
| Colman's Original English Mustard Tube (50g) | £0.85 | £0.85 | £0.00 No change |
| | £0.85 | £0.85 | £0.00 No change |
| Colman's Original English Mustard Jar (170g) | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| Colman's Original English Squeezy Mustard (150g) | £2.20 | £1.90 | - £0.30 -13.6% decrease |
| | £2.20 | £1.90 | - £0.30 -13.6% decrease |
| Colman's Original English Mustard (100g) | £1.60 | £1.70 | + £0.10 6.2% increase |
| | £1.60 | £1.70 | + £0.10 6.2% increase |
| Just Ingredients JustIngredients Organic Ground Mustard (100g) | £4.10 | £4.10 | £0.00 No change |
| | £4.10 | £4.10 | £0.00 No change |
