No worries — your pouch points have not been lost.
If you have already redeemed your Pouch Points for a discount code, you can easily find it again by following these steps:
Open your Account (top right corner).
Select My Pouch Points.
Open Exclusive Bonuses & Rewards.
Click on Your Rewards.
The first code displayed is your most recently generated discount code.
You can simply copy the code and enter it again during checkout.