| 14 Products | Jul 2024 | Jul 2025 | Change |
| Guylian Belgian Chocolate Sea Shells (250g) | £6.24 | £7.88 | + £1.64 26.3% increase |
| | £5.00 | £5.98 | + £0.98 19.6% increase |
| | £6.50 | £7.50 | + £1.00 17.2% increase |
| | £5.50 | £5.50 | £0.00 11.6% increase |
| | £6.25 | £7.50 | + £1.25 13.9% increase |
| | £4.50 | £8.25 | + £3.75 25.2% increase |
| | £6.00 | £6.00 | £0.00 20.6% increase |
| | £9.95 | £14.46 | + £4.51 26.3% increase |
| | £8.00 | £8.25 | + £0.25 3.1% increase |
| | £12.00 | £13.00 | + £1.00 8.3% increase |
| | £5.00 | £5.00 | £0.00 5.9% increase |
| | £5.00 | £5.00 | £0.00 4.6% increase |
| | £10.00 | £10.00 | £0.00 3.1% increase |
| Guylian The Original Seashells Boxed Chocolates with Hazelnut Praline Filling (65g) | £3.59 | £3.61 | + £0.02 0.6% increase |
| | £1.50 | £1.58 | + £0.08 5.3% increase |
| | £1.60 | £1.60 | £0.00 2.6% increase |
| | £1.25 | £1.25 | £0.00 2.1% increase |
| | £9.99 | £9.99 | £0.00 0.6% increase |
| Guylian Belgian Chocolates The Original Seashells (500g) | £10.67 | £13.17 | + £2.50 23.4% increase |
| | £11.00 | £14.00 | + £3.00 27.3% increase |
| | £11.00 | £14.50 | + £3.50 29.5% increase |
| | £10.00 | £11.00 | + £1.00 23.4% increase |
| Guylian Dark Praline Seashells (225g) | £5.92 | £5.83 | - £0.09 -1.5% decrease |
| | £6.25 | £5.98 | - £0.27 -4.3% decrease |
| | £5.50 | £5.50 | £0.00 -2.4% increase |
| | £6.00 | £6.00 | £0.00 -1.5% increase |
| Guylian Seashells Box (500g) | £10.00 | £10.00 | £0.00 No change |
| | £10.00 | £10.00 | £0.00 No change |
| | £10.00 | £10.00 | £0.00 No change |
| Guylian Temptations Assortment Carton About 20 Single Wrapped Chocolates (200g) | £5.00 | £6.24 | + £1.24 24.8% increase |
| | £4.75 | £6.98 | + £2.23 46.9% increase |
| | £5.25 | £5.50 | + £0.25 24.8% increase |
| Guylian No Added Sugar Milk Bars (100g) | £2.25 | £2.25 | £0.00 No change |
| | £2.49 | £2.49 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| Guylian Salted Caramel Bars (100g) | £14.34 | £14.76 | + £0.42 2.9% increase |
| | £3.15 | £4.00 | + £0.85 27% increase |
| | £25.52 | £25.52 | £0.00 2.9% increase |
| Guylian Hazelnut Bars (100g) | £1.60 | £1.60 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| | £1.70 | £1.70 | £0.00 No change |
