Are there a maximum number of Rewards I can spend in a single transaction? Customer Service 31 August 2021 11:21 Updated You can redeem up to 5 Rewards in a single transaction. Related articles Can I try a sample of your product before I buy? How do I earn points & what are the rewards? What can I spend my Rewards on? Can I use two promotional codes together? Is the birthday reward only valid during the birthday month?