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Cofounder & Research Lead (Volunteer)

Isabelle Sadler

Isabelle a cofounder of foodfacts.org and a lead researcher promoting transparency in our food system.

About Isabelle

Izzy is one of the founders of foodfacts.org she holds a BSc in Human Biology and is dedicated to her work as a researcher and science communicator for various organisations. Her interests lie at the intersection of fostering a food system that promotes human and planetary health.

With an focus on nutrition, public health, and science communication, Izzy ensures that the information disseminated to the public is accurate and reflective of scientific findings. Her mission is to combat misinformation within our food system and advocate for the widespread adoption of healthy, sustainable diets, making these choices accessible to all.

Outside of her professional life, Izzy finds joy in cooking with new recipes, running, playing netball, and immersing herself in the great outdoors.

Articles featuring

Isabelle Sadler

Yes, we have long-term data on diets. Here’s the proof you need to know

Contrary to what influencers claim, we’ve been studying diets for decades—and the results are clear

No, fibre isn’t useless – why Dr Ede's comments on DOAC are wrong

Dr. Georgia Ede claims fibre is unnecessary—but the science says otherwise. We debunk the myths and reveal why fibre is essential for your health.

No, honey isn’t unhealthy because it spikes your blood sugar, but why does this influencer say the opposite?

We break down the flawed logic behind judging honey by a single spike—and explain what the evidence actually says

FDA bans the use of Red No.3 in food because of links to cancer. What’s the actual risk?

The FDA’s ban on Red No. 3 is more about outdated legal requirements than new evidence of harm

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Do vegans lack protein and amino acids? A balanced look at the evidence

It turns out that bold claims about protein tend to ignore the nuances in the research.

No, the medical community has not reversed its position on high cholesterol

A new Keto study made waves on social media. We examine how its findings were received by the scientific community—and how they were reported by the Daily Mail.

Omega-3 fatty acids: evaluating the role of fish and plant sources

It's true that fish sources of Omega-3 fatty acids are better than most plant-based ones, but fish get their omega's from this super water-plant source

Yes, folic acid is synthetic, but that doesn’t mean it’s harming your child’s behaviour

This influencer says folic acid in food sabotages your health, but what if it’s actually doing the opposite?

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