These codes generally had a long shelf life, but they were not designed to be used indefinitely. By 2026, any unused codes from 2015 are definitely invalid.
Depending on the package size (jumbo vs. economy), codes ranged from low-point values (around 10-20 points) to higher values for larger bulk boxes. How the Process Worked (2015) Pampers Codes 2015
The program shifted from "Gifts to Grow" to simply Pampers Rewards , focusing more on digital integration through their app. These codes generally had a long shelf life,