Episode Rankings
- #1 Fan Favorite


Every episode of Supermarket Secrets Season 3 ranked from best to worst. Discover the Best Episodes of Supermarket Secrets Season 3!
Gregg Wallace goes behind the scenes with Britain's biggest food retailers - across a year - to discover how they source, make and move the food we find on the supermarket shelves.
"Episode 1" is the best rated episode of "Supermarket Secrets" season 3. It scored /10 based on 0 votes. Directed by Unknown and written by Unknown, it aired on 4/10/2019. This episode is rated 0.0 points higher than the second-best, "Episode 2".