| 21 Products | Jan 2025 | Jan 2026 | Change |
| SlimFast Cafe Latte Milkshake (325ml) | £10.04 | £9.90 | - £0.14 -1.4% decrease |
| | £9.00 | £9.00 | £0.00 No change |
| | £11.00 | £11.00 | £0.00 No change |
| | £11.00 | £11.00 | £0.00 No change |
| | £10.00 | £9.00 | - £1.00 -2.4% decrease |
| | £9.00 | £11.00 | + £2.00 2% increase |
| | £10.26 | £8.39 | - £1.87 -1.4% decrease |
| SlimFast Vanilla Milkshake Multipack Bottle (325ml) | £9.83 | £10.00 | + £0.17 1.7% increase |
| | £9.00 | £9.00 | £0.00 No change |
| | £11.00 | £11.00 | £0.00 No change |
| | £11.00 | £11.00 | £0.00 No change |
| | £10.00 | £9.00 | - £1.00 -2.4% decrease |
| | £9.00 | £11.00 | + £2.00 2% increase |
| | £9.00 | £9.00 | £0.00 1.7% increase |
| SlimFast Strawberry Milkshake Multipack (325ml) | £9.69 | £9.90 | + £0.21 2.2% increase |
| | £9.00 | £9.00 | £0.00 No change |
| | £11.00 | £11.00 | £0.00 No change |
| | £11.00 | £11.00 | £0.00 No change |
| | £10.00 | £9.00 | - £1.00 -2.4% decrease |
| | £9.00 | £11.00 | + £2.00 2% increase |
| | £8.14 | £8.39 | + £0.25 2.2% increase |
| SlimFast Chocolate Caramel Treat Bars (26g) | £6.78 | £6.95 | + £0.17 2.5% increase |
| | £3.00 | £3.42 | + £0.42 14% increase |
| | £3.60 | £3.60 | £0.00 6.4% increase |
| | £3.60 | £3.60 | £0.00 4.1% increase |
| | £3.00 | £2.50 | - £0.50 -0.6% decrease |
| | £2.49 | £3.60 | + £1.11 6.4% increase |
| | £25.00 | £25.00 | £0.00 2.5% increase |
| SlimFast Chunky Chocolate Flavour Protein Shakes (325ml) | £10.41 | £9.90 | - £0.51 -4.9% decrease |
| | £9.00 | £9.00 | £0.00 No change |
| | £11.00 | £11.00 | £0.00 No change |
| | £11.00 | £11.00 | £0.00 No change |
| | £10.00 | £9.00 | - £1.00 -2.4% decrease |
| | £9.00 | £11.00 | + £2.00 2% increase |
| | £12.45 | £8.39 | - £4.06 -4.9% decrease |
| SlimFast Banana Meal Shake Powder 10 Meals (365g) | £6.38 | £6.70 | + £0.32 5% increase |
| | £5.00 | £5.00 | £0.00 No change |
| | £8.00 | £8.00 | £0.00 No change |
| | £7.50 | £7.50 | £0.00 No change |
| | £6.50 | £5.00 | - £1.50 -5.5% decrease |
| | £4.90 | £8.00 | + £3.10 5% increase |
| SlimFast Golden Syrup Porridge (29g) | £4.60 | £5.40 | + £0.80 17.4% increase |
| | £5.00 | £5.00 | £0.00 No change |
| | £5.00 | £5.00 | £0.00 No change |
| | £4.00 | £5.00 | + £1.00 7.1% increase |
| | £4.00 | £5.00 | + £1.00 11.1% increase |
| | £4.99 | £6.99 | + £2.00 17.4% increase |
| SlimFast Strawberry Meal Shake Powder 10 Meals (365g) | £6.38 | £6.70 | + £0.32 5% increase |
| | £5.00 | £5.00 | £0.00 No change |
| | £8.00 | £8.00 | £0.00 No change |
| | £7.50 | £7.50 | £0.00 No change |
| | £6.50 | £5.00 | - £1.50 -5.5% decrease |
| | £4.90 | £8.00 | + £3.10 5% increase |
| SlimFast Chocolate Meal Shake Powder 10 Meals (375g) | £6.58 | £6.70 | + £0.12 1.8% increase |
| | £5.00 | £5.00 | £0.00 No change |
| | £8.00 | £8.00 | £0.00 No change |
| | £8.50 | £7.50 | - £1.00 -4.7% decrease |
| | £6.50 | £5.00 | - £1.50 -8.9% decrease |
| | £4.90 | £8.00 | + £3.10 1.8% increase |
| Slimfast Advanced Vitality Raspberry Crush Meal Replacement Shake (400g) | £13.26 | £13.26 | £0.00 No change |
| | £13.99 | £13.99 | £0.00 No change |
| | £12.05 | £12.05 | £0.00 No change |
| | £12.00 | £12.00 | £0.00 No change |
| | £15.00 | £15.00 | £0.00 No change |
