TV show availability guide

Secrets Of Your Supermarket Food

Investigative documentary series lifting the lid on the growth, production and sale of supermarket food. Presented by journalist Sian Williams and food writer Stefan Gates.

2019 4 seasons · 18 episodes Returning Series

Viewing market

Country-level availability

Where to watch in United States

7 platforms currently listed across all viewing options

Data checked 26 Oct 2026, 13:55 UTC

Included with subscription

2
  • Linked platform guideAmazon Prime VideoPlatform guideView details
  • Linked platform guideAmazon Prime Video with AdsRelated brand guideView details

Free with ads

4
  • Streaming providerThe Roku ChannelNo linked platform guide yetDetails unavailable
  • Streaming providerAmazon Prime Video Free with AdsNo linked platform guide yetDetails unavailable
  • Streaming providerAmazon MX PlayerNo linked platform guide yetDetails unavailable

Buy

1
  • Streaming providerAmazon VideoNo linked platform guide yetDetails unavailable

Series schedule

Seasons and episode dates

A concise series timeline, including the latest aired episode and the next date currently listed.

View TV calendar
First aired
Seasons
4
Episodes
18
Status
Returning Series

Latest aired episode

S4 E3

Episode 3

Aired

Sian Williams, Stefan Gates and Nisha Katona take a closer look at the fats and oils people regularly use when cooking. With the help of the Stickley family, Sian exposes the shocking amount of calories hidden in favourite salad dressings. And Stefan travels to Cornwall to visit Europe's only sustainable sardine fishery.

Next listed episode

No upcoming episode date is currently listed.

Season guide

Most recent seasons first

5 season entries

  • Season 4

    3 episodes

    First episode aired

  • Season 3

    4 episodes

    First episode aired

  • Season 2

    8 episodes

    First episode aired

  • Season 1

    3 episodes

    First episode aired

  • Specials

    1 episode

    First episode aired

About these dates: Air dates describe the series schedule and may change. They do not confirm that an episode is available on the same date from the providers listed above.

Reader conversation

Community discussion

Share viewing experiences, useful context or corrections. Comments are hosted by Disqus and load only after you choose to open them.