| 12 Products | May 2023 | May 2024 | Change |
| Propercorn Perfectly Sweet Popcorn (90g) | £1.59 | £1.59 | £0.00 No change |
| | £1.59 | £1.59 | £0.00 No change |
| Propercorn Sweet & Salty Popcorn Multipack (14g) | £1.90 | £1.90 | £0.00 No change |
| | £1.90 | £1.90 | £0.00 No change |
| Propercorn Lightly Sea Salted Popcorn Sharing Bag (70g) | £1.80 | £1.50 | - £0.30 -16.7% decrease |
| | £1.80 | £1.50 | - £0.30 -16.7% decrease |
| Propercorn Sweet Popcorn Sweet (90g) | £1.80 | £1.50 | - £0.30 -16.7% decrease |
| | £1.80 | £1.50 | - £0.30 -16.7% decrease |
| Propercorn Caramelised Biscuit Popcorn (90g) | £1.80 | £1.80 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| Propercorn Lightly Sea Salted Popcorn Multipack (10g) | £1.90 | £1.90 | £0.00 No change |
| | £1.90 | £1.90 | £0.00 No change |
| PROPERCORN Peanut Butter & Almond Sharing Popcorn (90g) | £1.59 | £1.59 | £0.00 No change |
| | £1.59 | £1.59 | £0.00 No change |
| Propercorn Salted Caramel Popcorn (90g) | £1.80 | £1.50 | - £0.30 -16.7% decrease |
| | £1.80 | £1.50 | - £0.30 -16.7% decrease |
| Propercorn Sweet & Salty Popcorn (30g) | £0.90 | £0.90 | £0.00 No change |
| | £0.90 | £0.90 | £0.00 No change |
| Propercorn Sweet & Salty Popcorn Sharing Bag (90g) | £1.80 | £1.50 | - £0.30 -16.7% decrease |
| | £1.80 | £1.50 | - £0.30 -16.7% decrease |
