Professor Tim Spector

All right.

So you put this in your mouth.

You don't really have to chew it.

It's like baby food.

Whereas, you know, a real bread made with high fiber, you know, it takes several chews to get it down here.

So there's lots of features of these foods that alert you to them being unhealthy.

So not only the ingredients, which are bad for your gut microbes and disrupt them, the additives.

You've got the fact that it makes you overeat.

So a lot of those potato snacks and things you get, they just dissolve in your mouth.

They're designed, you can eat them so fast.

Yeah, there are.

There's not many.

Things like rye breads and spelt breads, ideally sourdoughs, the German-style breads, the Scandinavian breads, they're pretty good for you because they still have the whole grain intact, and that means it's got the nutrients.

It also means it's harder to eat them quickly, and they fill you up.

If you eat this bread, it just makes you hungrier.

I used to have this all the time when I was a junior doctor.

Every ward had toasters and cheap bread courtesy of the NHS.

And you eat them, they give you a little kick, but you just feel just as hungry an hour later having eaten, you know, four of them.

And I think this is the problem.

Many people don't realise that this food is...