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Greg Foot investigates the so-called wonder products making bold claims.

24 minutes

On radio

Next Thursday 12:32
BBC Radio 4

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Broadcasts

  • Next Thursday 12:32
    BBC Radio 4
  • Sat 22 Aug 2026 17:30
    BBC Radio 4

Podcast

  • Sliced Bread

    Greg Foot investigates the so-called wonder products making bold claims.