What Not to Eat S1E3 20 January 2026 on Channel 4

On Tuesday 20 January 2026, Channel 4 broadcasts What Not to Eat!
Season 1 Episode 3 Episode Summary
The upcoming episode of “What Not to Eat” on Channel 4 promises to explore important questions about diet drinks and wholefoods. Titled “What Chemicals Can Be Found in Diet Drinks?”, this episode will take a closer look at the ingredients often hidden in popular beverages.
Viewers can expect to learn about the various chemicals that are commonly found in diet drinks. The episode will delve into how these substances might affect health, sparking curiosity about what people are actually consuming when they choose these drinks. Experts will share insights and research findings, helping to shed light on the potential risks associated with these beverages.
In addition to diet drinks, the episode will also focus on the benefits of eating wholefoods and cooking nutritious recipes. It will highlight how these choices can positively impact overall health. The show aims to encourage healthier eating habits by demonstrating the advantages of incorporating wholefoods into daily diets.
Overall, this episode of “What Not to Eat” seeks to inform and inspire viewers to make more mindful choices about what they eat and drink. With a mix of expert opinions and practical advice, it promises to be an eye-opening experience for anyone interested in improving their diet.
What Time is the Episode On?
The episode of What Not to Eat will be broadcast on January 20 2026 on Channel 4 at 9:00 PM.
Is the Episode New?
The episode of What Not to Eat is all new!
What Not to Eat Cast & Stars
| Main Cast |
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Episode Videos & Previews
Watch What Not to Eat Online
| Watch the show online |
What Not to Eat Series Information
| Professor Tim Spector and Dr Kandi Ejiofor help us navigate the world of ultra-processed foods and understand what effect they have on our bodies |
