Can jug or under sink filters, promising to soften tap water and improve taste, really take out what they claim?Greg Foot gathers the experts live at Cheltenham Science Festival, dives into the data and crunches the numbers to get answers for listener Elaine.Each episode Greg investigates the latest ad-hyped products and trending fads promising to make us healthier, happier and greener. Are they really 'the best thing since sliced bread' and should you spend your money on them?All of our episodes start with YOUR suggestions. If you’ve seen an ad, trend or wonder product promising to make you happier, healthier or greener, email us at sliced.bread@bbc.co.uk OR send a voice note to our WhatsApp number, 07543 306807.RESEARCHER: PHIL SANSOM
PRODUCERS: KATE HOLDSWORTH AND GREG FOOT

Can jug or under sink filters, promising to soften tap water and improve taste, really take out what they claim? Greg Foot gathers the experts live at Cheltenham Science Festival, dives into the data and crunches the numbers to get answers for listener Elaine. Each episode Greg investigates the latest ad-hyped products and trending fads promising to make us healthier, happier and greener. Are they really 'the best thing since sliced bread' and should you spend your money on them? All of our episodes start with YOUR suggestions. If you’ve seen an ad, trend or wonder product promising to make you happier, healthier or greener, email us at sliced.bread@bbc.co.uk OR send a voice note to our WhatsApp number, 07543 306807. RESEARCHER: PHIL SANSOM PRODUCERS: KATE HOLDSWORTH AND GREG FOOT

Water Filters (Recorded Live at Cheltenham Science Festival)

Sliced Bread is the series that investigates the latest ad-hyped products and trending fads promising to make us healthier, happier and greener. Are they really 'the best thing since sliced bread'? Science presenter Greg Foot finds out.Greg speaks to experts on a bunk-busting mission to test the latest consumer trends chosen by listeners. Do they live up to the hype? Or are they just marketing BS?Greg chats to the experts, dives into the data, performs tests and crunches the numbers before putting his findings back to the listener so they can decide if it’s worth spending their hard earned money on.New episodes of Sliced Bread are released weekly on Thursdays wherever you get your podcasts. But if you’re in the UK, you can listen to the latest episode on BBC Sounds first, a week earlier than anywhere else. If you have a suggestion for a product to investigate, you can email the team on sliced.bread@bbc.co.uk or send a WhatsApp voice note via the number 07543 306807.Sliced Bread is produced by BBC Audio North for BBC Radio 4 and BBC Sounds.

Health & Fitness

Sliced Bread is the series that investigates the latest ad-hyped products and trending fads promising to make us healthier, happier and greener. Are they really 'the best thing since sliced bread'? Science presenter Greg Foot finds out. Greg speaks to experts on a bunk-busting mission to test the latest consumer trends chosen by listeners. Do they live up to the hype? Or are they just marketing BS? Greg chats to the experts, dives into the data, performs tests and crunches the numbers before putting his findings back to the listener so they can decide if it’s worth spending their hard earned money on. New episodes of Sliced Bread are released weekly on Thursdays wherever you get your podcasts. But if you’re in the UK, you can listen to the latest episode on BBC Sounds first, a week earlier than anywhere else. If you have a suggestion for a product to investigate, you can email the team on sliced.bread@bbc.co.uk or send a WhatsApp voice note via the number 07543 306807. Sliced Bread is produced by BBC Audio North for BBC Radio 4 and BBC Sounds.

Share Water Filters (Recorded Live at Cheltenham Science Festival)

Sign up to save your podcasts

Water Filters (Recorded Live at Cheltenham Science Festival)

Water Filters (Recorded Live at Cheltenham Science Festival)

More shows like Sliced Bread

In Our Time

The Documentary Podcast

Global News Podcast

6 Minute English

Learning English Conversations

Inside Health

Money Box

Friday Night Comedy from BBC Radio 4

More or Less: Behind the Stats

The Food Programme

The Infinite Monkey Cage

Newshour

The Life Scientific

The Kitchen Cabinet

All in the Mind

BBC Inside Science

Curious Cases

CrowdScience

13 Minutes Presents: The Space Shuttle

Americast

You're Dead to Me

Just One Thing - with Michael Mosley

Uncharted with Hannah Fry

What's Up Docs?