大象传媒 Radio 4 - Sliced Bread

Sliced Bread Episodes Available now

Are personalised vitamins a health win or just a bitter pill to swallow?

Is it worth paying more for a pair? Will they make you run faster?

Can every home have an air source heat pump? Or is that claim a load of hot air?

Are they marketing sizzle, or steak?

What makes them more sustainable? Do they last longer? Greg puts them to the test.

Greg Foot asks whether electric vehicles really are the best thing since sliced bread.

Greg Foot returns to test more products and fads that are making big claims.

The promise of noise cancelling headphones is enticing, but do they live up to the hype?

Greg Foot puts teeth whitening products through the evidence mill.

Greg Foot puts sunscreen through the evidence mill.