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It's the podcast exploring the lives and livelihoods of some of the world's richest people,
but this time there's a twist.
On Good Bad Dead Billionaire, we are looking back on the lives of some titans of US industry.
From one of the founders of the American retail giant Walmart, Sam Walton,
to the first lady of Wall Street, Hetty Green,
that's Good Bad Dead Billionaire from the BBC World Service.
Listen now, search for Good Bad Billionaire wherever you get your BBC podcasts.
I've come to a gym of all fitness in Timberley south of Manchester in England I'm not here to exercise.
I've got to confess.
I'm here to chat to people about protein It's everywhere right now.
In fact just here at the front desk a whole array of high protein products chocolate protein cookies Some kind of high protein doughnut.
Flat jacks.
This is a world famous chocolate bar.
And it's high protein version.
Peanut butter protein bar, marshmallow protein bar.
And in the fridge here.
Protein shakes of all sorts of different varieties.
Apparently you can even these days get high protein tea and coffee.
This is the food chain from the BBC World Service with me Ruth Alexander and today we're looking at how protein came to get so much attention and whether that could be at the expense of other essential nutrients,