| 100 Products | Oct 2024 | Oct 2025 | Change |
| Kellogg's Variety Pack Cereal (196g) | £2.44 | £2.75 | + £0.31 12.7% increase |
| | £1.25 | £1.74 | + £0.49 39.2% increase |
| | £2.50 | £3.15 | + £0.65 30.3% increase |
| | £2.30 | £3.15 | + £0.85 32.7% increase |
| | £2.17 | £3.00 | + £0.83 34% increase |
| | £2.90 | £3.00 | + £0.10 26.6% increase |
| | £1.50 | £1.75 | + £0.25 25.2% increase |
| | £2.45 | £3.15 | + £0.70 26% increase |
| | £1.69 | £2.00 | + £0.31 24.8% increase |
| | £2.50 | £1.75 | - £0.75 17.8% decrease |
| | £2.49 | £2.49 | £0.00 15.6% increase |
| | £5.05 | £5.05 | £0.00 12.7% increase |
| Kellogg's Crunchy Nut Fruit & Nut Breakfast Granola (380g) | £4.13 | £3.52 | - £0.61 -14.8% decrease |
| | £2.90 | £3.29 | + £0.39 13.4% increase |
| | £3.30 | £3.30 | £0.00 6.5% increase |
| | £3.30 | £3.30 | £0.00 4.1% increase |
| | £3.29 | £3.30 | + £0.01 3.1% increase |
| | £2.50 | £3.00 | + £0.50 5.9% increase |
| | £3.29 | £3.29 | £0.00 4.8% increase |
| | £2.49 | £2.49 | £0.00 4.3% increase |
| | £2.98 | £3.45 | + £0.47 5.6% increase |
| | £3.30 | £3.30 | £0.00 4.9% increase |
| | £13.99 | £6.49 | - £7.50 -14.8% decrease |
| 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 Pop-Tarts Frosted Chocotastic Toaster Pastries (48g) | £3.31 | £2.99 | - £0.32 -9.7% decrease |
| | £2.50 | £2.98 | + £0.48 19.2% increase |
| | £2.69 | £3.00 | + £0.31 15% increase |
| | £2.50 | £3.00 | + £0.50 16.8% increase |
| | £2.80 | £2.50 | - £0.30 9.5% decrease |
| | £3.10 | £3.10 | £0.00 7.4% increase |
| | £2.70 | £3.00 | + £0.30 7.7% increase |
| | £2.69 | £2.50 | - £0.19 5.9% decrease |
| | £3.00 | £3.00 | £0.00 5.1% increase |
| | £2.59 | £2.59 | £0.00 4.4% increase |
| | £8.48 | £4.20 | - £4.28 -9.7% decrease |
| Kellogg's Crunchy Nut Chocolate Hazelnut Granola (380g) | £3.43 | £3.65 | + £0.22 6.4% increase |
| | £2.90 | £3.29 | + £0.39 13.4% increase |
| | £3.30 | £3.30 | £0.00 6.5% increase |
| | £3.30 | £3.30 | £0.00 4.1% increase |
| | £3.29 | £3.30 | + £0.01 3.1% increase |
| | £2.50 | £3.80 | + £1.30 11.1% increase |
| | £3.29 | £3.29 | £0.00 9% increase |
| | £2.49 | £2.49 | £0.00 8% increase |
| | £2.98 | £3.45 | + £0.47 9% increase |
| | £3.30 | £3.30 | £0.00 7.9% increase |
| | £6.99 | £6.99 | £0.00 6.4% increase |
| Kellogg's Frosties Cereal 500g (470g) | £2.77 | £2.79 | + £0.02 0.7% increase |
| | £3.30 | £3.30 | £0.00 No change |
| | £3.30 | £3.30 | £0.00 No change |
| | £3.30 | £3.50 | + £0.20 2.1% increase |
| | £3.30 | £3.30 | £0.00 1.5% increase |
| | £3.75 | £3.75 | £0.00 1.2% increase |
| | £2.50 | £2.50 | £0.00 1.2% increase |
| | £2.50 | £2.50 | £0.00 0.6% increase |
| | £0.50 | £0.50 | £0.00 0.7% increase |
| | £3.30 | £3.30 | £0.00 0.7% increase |
| | £1.99 | £1.99 | £0.00 0.7% increase |
| Kellogg's Coco Pops Chocolate Breakfast Cereal (650g) | £4.92 | £4.95 | + £0.03 0.6% increase |
| | £3.75 | £3.75 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £4.00 | £4.25 | + £0.25 2% increase |
| | £3.99 | £3.99 | £0.00 1.5% increase |
| | £4.50 | £4.50 | £0.00 1.2% increase |
| | £4.50 | £4.50 | £0.00 1.2% increase |
| | £4.75 | £4.75 | £0.00 1% increase |
| | £4.00 | £4.00 | £0.00 0.7% increase |
| | £3.74 | £3.74 | £0.00 0.5% increase |
| | £11.99 | £11.99 | £0.00 0.6% increase |
| Kellogg's Crunchy Nut Cereal (460g) | £3.72 | £4.05 | + £0.33 8.9% increase |
| | £3.00 | £3.00 | £0.00 No change |
| | £3.40 | £3.40 | £0.00 No change |
| | £3.40 | £3.40 | £0.00 No change |
| | £2.50 | £4.40 | + £1.90 15.3% increase |
| | £3.29 | £3.29 | £0.00 12.2% increase |
| | £2.75 | £3.75 | + £1.00 15.7% increase |
| | £2.75 | £2.85 | + £0.10 14.3% increase |
| | £3.39 | £3.39 | £0.00 12.4% increase |
| | £8.99 | £8.99 | £0.00 8.9% increase |
| Kellogg's Special K Red Berries Cereal (330g) | £5.20 | £3.32 | - £1.88 -36.2% decrease |
| | £3.29 | £2.68 | - £0.61 -18.5% decrease |
| | £3.30 | £3.50 | + £0.20 -6.4% increase |
| | £3.30 | £3.50 | + £0.20 -2.1% increase |
| | £3.02 | £3.50 | + £0.48 2.2% increase |
| | £2.50 | £2.75 | + £0.25 3.6% increase |
| | £3.29 | £3.29 | £0.00 2.6% increase |
| | £3.10 | £3.75 | + £0.65 5.5% increase |
| | £3.03 | £2.85 | - £0.18 4.2% decrease |
| | £21.99 | £4.04 | - £17.95 -36.2% decrease |
| Kellogg's Pop-Tarts Strawberry Sensation (48g) | £3.38 | £3.53 | + £0.15 4.4% increase |
| | £2.50 | £2.98 | + £0.48 19.2% increase |
| | £2.69 | £3.00 | + £0.31 15% increase |
| | £2.50 | £3.00 | + £0.50 16.8% increase |
| | £2.80 | £2.50 | - £0.30 9.5% decrease |
| | £3.30 | £3.30 | £0.00 7.2% increase |
| | £2.70 | £3.00 | + £0.30 7.6% increase |
| | £3.00 | £3.00 | £0.00 6.8% increase |
| | £2.49 | £2.49 | £0.00 5.8% increase |
| | £8.48 | £8.48 | £0.00 4.4% increase |
