| 16 Products | May 2025 | May 2026 | Change |
| Biotiful Morello Cherry Kefir (250ml) | £1.75 | £1.75 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| Biotiful Dairy Kefir Drink (1l) | £3.70 | £3.75 | + £0.05 1.4% increase |
| | £3.70 | £3.75 | + £0.05 1.4% increase |
| Biotiful Strawberry Kefir Drink (500ml) | £2.15 | £2.15 | £0.00 No change |
| | £2.15 | £2.15 | £0.00 No change |
| Yeo Valley Organic Raspberry Kefir Yogurt (100g) | £2.21 | £2.75 | + £0.54 24.4% increase |
| | £2.21 | £2.75 | + £0.54 24.4% increase |
| Biotiful Organic Kefir Raspberry (250ml) | £1.85 | £1.85 | £0.00 No change |
| | £1.85 | £1.85 | £0.00 No change |
| Biotiful Dairy Kefir Drink Morello Cherry (500ml) | £2.38 | £1.75 | - £0.63 -26.5% decrease |
| | £2.38 | £1.75 | - £0.63 -26.5% decrease |
| Biotiful Kefir Drink Natural (500ml) | £2.38 | £1.75 | - £0.63 -26.5% decrease |
| | £2.38 | £1.75 | - £0.63 -26.5% decrease |
| Biotiful Dairy Kefir Slurpy Drink Strawberry (100ml) | £0.75 | £0.75 | £0.00 No change |
| | £0.75 | £0.75 | £0.00 No change |
| Biotiful Kefir Cultured Dairy Drink Vanilla (500ml) | £2.35 | £1.75 | - £0.60 -25.5% decrease |
| | £2.35 | £1.75 | - £0.60 -25.5% decrease |
| Biotiful Blackcurrant Kefir (500ml) | £2.15 | £2.15 | £0.00 No change |
| | £2.15 | £2.15 | £0.00 No change |
