| 100 Products | Sep 2025 | Sep 2026 | Change |
| Kellogg's Corn Flakes Breakfast Cereal (450g) | £2.17 | £2.17 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.35 | £2.35 | £0.00 No change |
| | £1.89 | £1.89 | £0.00 No change |
| | £2.20 | £2.20 | £0.00 No change |
| | £1.99 | £1.99 | £0.00 No change |
| Kellogg's Frosties Cereal 500g (470g) | £2.79 | £2.79 | £0.00 No change |
| | £3.30 | £3.30 | £0.00 No change |
| | £3.30 | £3.30 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £3.30 | £3.30 | £0.00 No change |
| | £3.75 | £3.75 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £0.50 | £0.50 | £0.00 No change |
| | £3.30 | £3.30 | £0.00 No change |
| | £1.99 | £1.99 | £0.00 No change |
| Kellogg's Special K Red Berry Cereal Snack Bar (21.5g) | £1.57 | £1.57 | £0.00 No change |
| | £1.35 | £1.34 | - £0.01 -0.7% decrease |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £2.70 | £2.70 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| | £2.15 | £2.15 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.29 | £1.29 | £0.00 No change |
| Kellogg's Krave Milk Chocolate Cereal 375g (410g) | £3.17 | £3.17 | £0.00 No change |
| | £3.48 | £3.48 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £3.18 | £3.50 | + £0.32 2.3% increase |
| | £2.50 | £2.50 | £0.00 2.2% increase |
| | £3.17 | £2.85 | - £0.32 0% decrease |
| | £3.75 | £3.75 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £1.99 | £1.99 | £0.00 No change |
| Kellogg's Crunchy Nut Fruit & Nut Breakfast Granola (380g) | £3.13 | £3.42 | + £0.29 9.3% increase |
| | £3.29 | £3.30 | + £0.01 0.3% increase |
| | £3.30 | £3.50 | + £0.20 3% increase |
| | £2.75 | £3.50 | + £0.75 10.3% increase |
| | £3.30 | £3.30 | £0.00 7.6% increase |
| | £3.00 | £4.20 | + £1.20 13.7% increase |
| | £3.29 | £3.50 | + £0.21 12.3% increase |
| | £2.49 | £2.49 | £0.00 11.1% increase |
| | £3.45 | £3.45 | £0.00 9.6% increase |
| | £3.30 | £3.50 | + £0.20 9.3% increase |
| Kellogg's Pop-Tarts Frosted Chocotastic Toaster Pastries (48g) | £2.93 | £2.97 | + £0.04 1.4% increase |
| | £2.98 | £3.06 | + £0.08 2.7% increase |
| | £3.00 | £3.00 | £0.00 1.3% increase |
| | £3.00 | £3.00 | £0.00 1% increase |
| | £3.00 | £3.00 | £0.00 0.7% increase |
| | £3.10 | £3.10 | £0.00 0.3% increase |
| | £3.00 | £3.00 | £0.00 0.7% increase |
| | £2.69 | £2.99 | + £0.30 1.7% increase |
| | £3.00 | £3.00 | £0.00 1.7% increase |
| | £2.59 | £2.59 | £0.00 1.4% increase |
| Kellogg's Crunchy Nut Chocolate Hazelnut Granola (380g) | £3.28 | £3.45 | + £0.17 5.2% increase |
| | £3.29 | £3.30 | + £0.01 0.3% increase |
| | £3.30 | £3.50 | + £0.20 3% increase |
| | £3.30 | £3.50 | + £0.20 3.9% increase |
| | £3.30 | £3.30 | £0.00 3% increase |
| | £3.80 | £4.20 | + £0.40 4.7% increase |
| | £3.29 | £3.50 | + £0.21 5% increase |
| | £2.49 | £2.49 | £0.00 4.6% increase |
| | £3.45 | £3.75 | + £0.30 4.9% increase |
| | £3.30 | £3.50 | + £0.20 5.2% increase |
| Kellogg's Krave Chocolate Hazelnut Cereal (410g) | £3.44 | £3.44 | £0.00 No change |
| | £3.48 | £3.48 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £3.18 | £3.50 | + £0.32 2.3% increase |
| | £4.40 | £4.40 | £0.00 1.9% increase |
| | £3.17 | £2.85 | - £0.32 0% decrease |
| | £3.75 | £3.75 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £2.49 | £2.49 | £0.00 No change |
| Kellogg's Coco Pops Chocolate Breakfast Cereal (650g) | £4.16 | £4.18 | + £0.02 0.5% increase |
| | £3.75 | £3.75 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £4.25 | £4.35 | + £0.10 0.8% increase |
| | £3.99 | £3.99 | £0.00 0.5% increase |
| | £4.50 | £4.50 | £0.00 0.5% increase |
| | £4.50 | £4.50 | £0.00 0.2% increase |
| | £4.75 | £4.75 | £0.00 0.2% increase |
| | £4.00 | £4.00 | £0.00 0.2% increase |
| | £3.74 | £3.74 | £0.00 0.5% increase |
| Kellogg's Crunchy Nut Cereal (460g) | £3.36 | £3.42 | + £0.06 1.8% increase |
| | £3.00 | £2.85 | - £0.15 -5% decrease |
| | £3.40 | £3.40 | £0.00 -2.2% increase |
| | £3.40 | £3.40 | £0.00 -1.5% increase |
| | £4.40 | £4.40 | £0.00 -1.1% increase |
| | £3.29 | £3.29 | £0.00 -0.9% increase |
| | £3.25 | £3.75 | + £0.50 1.7% increase |
| | £2.75 | £2.85 | + £0.10 1.8% increase |
| | £3.39 | £3.39 | £0.00 1.8% increase |
