The trial applies to 20 salad lines, encouraging customers to assess whether the product is still consumable.
The packaging will replace the best-before date with a two-digit code informing retailers of the month and day.
Nisa said the trial will last until 14 November. It added: “We’re committed to reducing food waste, and climate action organisation WRAP has targeted the removal of best-before dates on fresh produce as a priority in supporting the reduction of food waste.”
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