Mystery shoppers help us reveal the supermarkets that deliver the freshest groceries

Podcast: Which? · Which?

Opublikowano: 2026-09-22

We sent mystery shoppers from across the country to help us find out what’s really going on with online grocery deliveries. This is what we found out. In this episode of Which? Shorts, our senior retail researcher Hannah Walsh reveals the results of our investigation into some of the UK’s biggest supermarkets, and how their online delivery services compare. We found examples of fresh food being delivered on the same day as its use-by date. We explain how paying more doesn’t necessarily mean your groceries will be fresher or last longer. This...