| 23 Products | May 2025 | May 2026 | Change |
| Nature Valley Crunchy Variety Pack Cereal Bars (42g) | £2.54 | £2.67 | + £0.13 5.1% increase |
| | £1.92 | £2.48 | + £0.56 29.2% increase |
| | £2.50 | £2.50 | £0.00 12.7% increase |
| | £2.50 | £2.50 | £0.00 7.8% increase |
| | £2.13 | £2.50 | + £0.37 10.6% increase |
| | £2.85 | £2.85 | £0.00 8% increase |
| | £1.50 | £1.75 | + £0.25 9% increase |
| | £1.75 | £1.75 | £0.00 7.9% increase |
| | £6.25 | £6.24 | - £0.01 5.2% decrease |
| | £1.49 | £1.49 | £0.00 5.1% increase |
| Nature Valley Crunchy Granola Bars Oats & Honey (42g) | £1.98 | £2.11 | + £0.13 6.6% increase |
| | £1.92 | £2.48 | + £0.56 29.2% increase |
| | £2.50 | £2.50 | £0.00 12.7% increase |
| | £2.50 | £2.50 | £0.00 7.8% increase |
| | £2.13 | £2.50 | + £0.37 10.6% increase |
| | £2.85 | £2.85 | £0.00 8% increase |
| | £1.50 | £1.75 | + £0.25 9% increase |
| | £1.15 | £1.15 | £0.00 8.2% increase |
| | £1.75 | £1.75 | £0.00 7.4% increase |
| | £1.49 | £1.49 | £0.00 6.6% increase |
| Nature Valley Crunchy Canadian Maple Syrup Cereal Bars (42g) | £1.91 | £2.06 | + £0.15 7.9% increase |
| | £1.92 | £2.48 | + £0.56 29.2% increase |
| | £2.50 | £2.50 | £0.00 12.7% increase |
| | £2.50 | £2.50 | £0.00 7.8% increase |
| | £2.13 | £2.50 | + £0.37 10.6% increase |
| | £1.50 | £1.75 | + £0.25 11.4% increase |
| | £1.50 | £1.50 | £0.00 10% increase |
| | £1.75 | £1.75 | £0.00 8.6% increase |
| | £1.49 | £1.49 | £0.00 7.9% increase |
| Nature Valley Crunchy Oats & Dark Chocolate Cereal Bars (42g) | £2.04 | £2.21 | + £0.17 8.3% increase |
| | £1.92 | £2.48 | + £0.56 29.2% increase |
| | £2.50 | £2.50 | £0.00 12.7% increase |
| | £2.50 | £2.50 | £0.00 7.8% increase |
| | £2.13 | £2.50 | + £0.37 10.6% increase |
| | £1.50 | £1.75 | + £0.25 11.4% increase |
| | £1.75 | £1.75 | £0.00 9.8% increase |
| | £1.99 | £1.99 | £0.00 8.3% increase |
| Nature Valley Full Mix Cranberry & Peanut Butter Cereal Bars (40g) | £2.80 | £2.80 | £0.00 No change |
| | £2.90 | £2.90 | £0.00 No change |
| | £2.89 | £2.89 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £2.90 | £2.90 | £0.00 No change |
| | £2.90 | £2.90 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| Nature Valley Protein Salted Caramel Nut Cereal Bars (40g) | £2.93 | £3.05 | + £0.12 4.1% increase |
| | £2.78 | £2.98 | + £0.20 7.2% increase |
| | £3.00 | £3.00 | £0.00 3.5% increase |
| | £3.00 | £3.00 | £0.00 2% increase |
| | £3.00 | £3.00 | £0.00 1.7% increase |
| | £3.25 | £3.25 | £0.00 1.3% increase |
| | £2.50 | £3.15 | + £0.65 4.8% increase |
| | £3.00 | £3.00 | £0.00 4.1% increase |
| Nature Valley Protein Peanut & Chocolate Cereal Bars (40g) | £2.94 | £3.06 | + £0.12 4.1% increase |
| | £2.78 | £2.98 | + £0.20 7.2% increase |
| | £3.00 | £3.00 | £0.00 3.5% increase |
| | £3.00 | £3.00 | £0.00 2% increase |
| | £3.00 | £3.00 | £0.00 1.7% increase |
| | £3.30 | £3.30 | £0.00 1.3% increase |
| | £2.50 | £3.15 | + £0.65 4.8% increase |
| | £3.00 | £3.00 | £0.00 4.1% increase |
| Nature Valley Crunchy Variety Pack Cereal Bars Family Size (42g) | £3.57 | £3.57 | £0.00 No change |
| | £3.50 | £3.47 | - £0.03 -0.9% decrease |
| | £3.50 | £3.50 | £0.00 -0.3% increase |
| | £3.50 | £3.50 | £0.00 -0.3% increase |
| | £3.50 | £3.50 | £0.00 -0.3% increase |
| | £3.50 | £3.50 | £0.00 -0.3% increase |
| | £4.00 | £4.00 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| Nature Valley Crunchy Peanut Butter Cereal Bars (42g) | £3.92 | £3.92 | £0.00 No change |
| | £2.39 | £2.39 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £2.40 | £2.40 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £11.95 | £11.95 | £0.00 No change |
| Nature Valley Fruit & Nut Cranberry Raisin Almond Peanut Bars 4x4x30g (30g) | £1.88 | £1.88 | £0.00 No change |
| | £0.50 | £0.50 | £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 |
| | £2.30 | £2.30 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
