| 6 Products | Aug 2024 | Aug 2025 | Change |
| Fibre One 90 Calorie Triple Choc Cake Bars (25g, 100g) | £2.06 | £2.05 | - £0.01 -0.5% decrease |
| | £1.60 | £1.50 | - £0.10 -6.3% decrease |
| | £1.50 | £1.50 | £0.00 -3.2% increase |
| | £1.60 | £1.60 | £0.00 -2.5% increase |
| | £1.60 | £1.60 | £0.00 -1.9% increase |
| | £2.90 | £2.90 | £0.00 -1.1% increase |
| | £1.48 | £1.50 | + £0.02 -0.6% increase |
| | £1.70 | £1.70 | £0.00 -0.6% increase |
| | £1.50 | £1.50 | £0.00 -0.6% increase |
| | £1.50 | £1.50 | £0.00 -0.6% increase |
| | £1.49 | £1.49 | £0.00 -0.6% increase |
| | £5.79 | £5.79 | £0.00 -0.5% increase |
| Fibre One 90 Calorie Protein Caramel Bars (24g) | £8.12 | £8.12 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| | £2.99 | £2.99 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| | £24.00 | £24.00 | £0.00 No change |
| | £22.99 | £22.99 | £0.00 No change |
| Fibre One 90 Calorie Birthday Cake Squares Pack 5 Bars Brownie (24g, 120g) | £4.33 | £4.36 | + £0.03 0.7% increase |
| | £1.25 | £1.45 | + £0.20 16% increase |
| | £2.90 | £2.90 | £0.00 4.8% increase |
| | £2.90 | £2.90 | £0.00 3% increase |
| | £1.25 | £1.25 | £0.00 2.4% increase |
| | £1.45 | £1.45 | £0.00 2.1% increase |
| | £3.00 | £3.00 | £0.00 1.4% increase |
| | £2.90 | £2.90 | £0.00 0.9% increase |
| | £18.99 | £18.99 | £0.00 0.7% increase |
| Fibre One Salted Caramel Bars () | £2.18 | £2.06 | - £0.12 -5.5% decrease |
| | £2.08 | £1.25 | - £0.83 -39.9% decrease |
| | £2.90 | £2.90 | £0.00 -16.5% increase |
| | £2.60 | £2.60 | £0.00 -11.1% increase |
| | £1.50 | £1.50 | £0.00 -9.3% increase |
| | £2.00 | £2.00 | £0.00 -7.7% increase |
| | £1.25 | £1.25 | £0.00 -6.8% increase |
| | £2.90 | £2.90 | £0.00 -5.5% increase |
| Fibre One 90 Calorie Red Velvet Cake Bars (24g) | £4.40 | £4.27 | - £0.13 -3% decrease |
| | £1.60 | £0.80 | - £0.80 -50% decrease |
| | £1.50 | £1.50 | £0.00 -25.8% increase |
| | £2.90 | £2.90 | £0.00 -13.5% increase |
| | £2.90 | £2.90 | £0.00 -9% increase |
| | £1.50 | £1.50 | £0.00 -7.7% increase |
| | £15.99 | £15.99 | £0.00 -3% increase |
| Fibre One 90 Calorie Chocolate Fudge Brownies (24g) | £5.99 | £5.99 | £0.00 No change |
| | £5.99 | £5.99 | £0.00 No change |
