Mm-hmm.

Because otherwise they wouldn't have been maintained.

They're only there because they co-evolved in a happy medium with the human body.

So they're doing something good for us.

So Nick and I essentially focused on finding and growing health promoting biofilms which can provide a physical defensive layer.

That's actually how they're trying to work, or one of the ways that they're trying to work naturally in and on us anyway.

Um, so we were trying to replicate that kind of protection i- in a, in a simpler, um, in a simpler way than having to figure out how to grow who knows how many different kinds of bacteria, let's say.

And Eva, can you talk us through why this is powerful from a gut junction and absorption into the other parts of the body that are happening with microplastics that we need to be thinking to do stuff like this?