| 11 Products | Sep 2024 | Sep 2025 | Change |
| Birchall Tea Birchall Peppermint Leaves Tea Bags () | £3.97 | £4.30 | + £0.33 8.3% increase |
| | £3.83 | £4.50 | + £0.67 17.5% increase |
| | £4.10 | £4.10 | £0.00 8.3% increase |
| Birchall Tea Birchall Lemongrass & Ginger 15 Prism Tea Bags (37.5g) | £3.56 | £3.89 | + £0.33 9.3% increase |
| | £3.83 | £4.50 | + £0.67 17.5% increase |
| | £3.28 | £3.28 | £0.00 9.3% increase |
| Birchall Tea Birchall Great Rift Breakfast Blend 15 Prism Tea Bags () | £5.92 | £6.25 | + £0.33 5.6% increase |
| | £3.83 | £4.50 | + £0.67 17.5% increase |
| | £8.00 | £8.00 | £0.00 5.6% increase |
| Birchall Tea Birchall Virunga Earl Grey 15 Prism Tea Bags (46.9g) | £3.51 | £6.70 | + £3.19 90.9% increase |
| | £3.74 | £4.40 | + £0.66 17.6% increase |
| | £3.28 | £8.99 | + £5.71 90.9% increase |
| Birchall Tea Birchall Mao Feng Green Tea Bags () | £5.66 | £6.14 | + £0.48 8.5% increase |
| | £3.66 | £4.30 | + £0.64 17.5% increase |
| | £7.66 | £7.98 | + £0.32 8.5% increase |
| Birchall Tea Birchall Great Rift Decaf Everyday Tea Bags () | £5.40 | £4.50 | - £0.90 -16.7% decrease |
| | £5.40 | £3.00 | - £2.40 -44.4% decrease |
| | £5.40 | £6.00 | + £0.60 -16.7% increase |
| Birchall Tea Birchall Green Tea & Peach Tea Bags () | £4.42 | £4.75 | + £0.33 7.5% increase |
| | £3.83 | £4.50 | + £0.67 17.5% increase |
| | £5.00 | £5.00 | £0.00 7.5% increase |
| Birchall Tea Birchall Red Berry & Flower Tea Bags (60g) | £3.52 | £4.50 | + £0.98 27.8% increase |
| | £3.83 | £4.50 | + £0.67 17.5% increase |
| | £3.20 | £4.50 | + £1.30 27.8% increase |
| Birchall Tea Birchall Great Rift Decaf 15 Prism Tea Bags () | £5.54 | £5.90 | + £0.36 6.5% increase |
| | £4.08 | £4.80 | + £0.72 17.6% increase |
| | £6.99 | £6.99 | £0.00 6.5% increase |
| Birchall Tea Birchall Cederberg Redbush Tea Bags () | £4.79 | £3.75 | - £1.04 -21.7% decrease |
| | £3.83 | £4.50 | + £0.67 17.5% increase |
| | £5.75 | £3.00 | - £2.75 -21.7% decrease |
