Sliced Bread

Collagen (2026 update)

09 Apr 2026

Contributed by Lukas

What's the latest on Collagen?The new series of Sliced Bread kicks off with an update on one of the wonder products most-requested by listeners. Prese...

Dough - Food

02 Apr 2026

Contributed by Lukas

What will the food of the future look like? Greg Foot finds out.Greg Foot, host of BBC Radio 4’s Sliced Bread, returns with Dough — the series exp...

Dough - Eyewear

26 Mar 2026

Contributed by Lukas

Could smart glasses with built-in video cameras become widely accepted?Greg Foot, host of BBC Radio 4's 'Sliced Bread' brings you 'Dough', examining t...

Dough - The Office

19 Mar 2026

Contributed by Lukas

What will the office be like in future? Greg Foot, host of BBC Radio 4's 'Sliced Bread' brings you 'Dough', examining the rise of future wonder produc...

Dough - Trains

12 Mar 2026

Contributed by Lukas

Could ticketless travel and satellite connectivity be coming to our rail network? Greg Foot examines the rise of future wonder products.He's joined by...

Dough - Mobile Phones

05 Mar 2026

Contributed by Lukas

What will mobile phones be like in future? Greg Foot investigatesGreg Foot, host of the BBC Radio 4 show 'Sliced Bread', brings you 'Dough'.Each episo...

Baby Sleep Products

26 Feb 2026

Contributed by Lukas

Sleep deprived parents everywhere are tempted to reach for anything that might help them get a little more sleep overnight – but can products promis...

Kitchen Knives and Sharpeners

19 Feb 2026

Contributed by Lukas

Which knife is best for the kitchen and how do you keep it sharp?After buying various knives over the years that ended up blunt, listener Susan is loo...

VPNs

12 Feb 2026

Contributed by Lukas

Do you really need a VPN?Listener Andrew has seen and heard lots of adverts for Virtual Private Networks (VPNs) and wants to know if they'll beef up t...

Kefir

05 Feb 2026

Contributed by Lukas

Listener Amanda was Kefir curious, and got in touch with Sliced Bread to ask if the Kefir she was consuming for breakfast every day – was really hav...

Testosterone Replacement Therapy

29 Jan 2026

Contributed by Lukas

Can taking testosterone help with low libido and energy?It's all over social media and is often touted by celebs - both male and female - but is testo...

Dark Chocolate

22 Jan 2026

Contributed by Lukas

Listener Jenny, who enjoys a 90% cocoa bar from time to time, got in touch to ask if some of the reports that dark chocolate can have a positive effec...

Weight-loss Injections

15 Jan 2026

Contributed by Lukas

Is it ok to stay on weight loss injections?They have been nothing short of a pharmaceutical phenomenon. But for people like listener Lynn who've had h...

Toast - Farepak's Christmas Hampers

25 Dec 2025

Contributed by Lukas

What led to the collapse of the Christmas savings club Farepak? The BBC Business journalist, Sean Farrington, investigates with the entrepreneur, Sam...

Toast - C&A's UK Stores

18 Dec 2025

Contributed by Lukas

The fashion chain C&A continues to thrive elsewhere so why did it shut all its UK stores? The BBC Business journalist, Sean Farrington, investigat...

Toast - Skype

11 Dec 2025

Contributed by Lukas

Why did Skype fall out of favour in a world of global video calls?The BBC Business journalist, Sean Farrington, investigates with the entrepreneur, Sa...

Toast - Dasani Water

04 Dec 2025

Contributed by Lukas

Dasani water, a bottled water from Coca-Cola, proved a big hit in the U.S.A so why did it last for less than 6 weeks in the UK?The BBC Business journa...

Toast - BlackBerry Smartphones

27 Nov 2025

Contributed by Lukas

How did the company behind the revolutionary BlackBerry smartphone lose its grip on the handset market?The BBC Business journalist, Sean Farrington, i...

The Sliced Bread Christmas List 2025

20 Nov 2025

Contributed by Lukas

The team has gone through 30 episodes over the past year, and carved out five potential present worthy products that may well be heading down a chimne...

Cough Medicines

13 Nov 2025

Contributed by Lukas

Are cough medicines any better than just taking honey and lemon?When Listener Sally sent in a croaky voicenote to our Sliced Bread Whatsapp number (07...

Car Shampoos and Coatings

06 Nov 2025

Contributed by Lukas

Are special shampoos and coatings any good at cleaning and protecting your car? They're all over Instagram: washes, foams, and ceramic coatings in a r...

Fake Tans

30 Oct 2025

Contributed by Lukas

Listener Julie has been reaching for the fake tan every spring to add a "bit of colour" to her legs, but after much trial and error with foams, lotion...

Toenail Fungus Treatments

23 Oct 2025

Contributed by Lukas

Can anything stop toenail fungus in its tracks?It's one of the most-requested but least-talked-about topics, so listener Julia speaks for many as she ...

Scar Gels and Oils

16 Oct 2025

Contributed by Lukas

Greg Foot speaks to Consultant Dermatologist and Dermatological Surgeon Dr Emma Craythorne - who has plenty of skin in the game - to find some answers...

Creatine

09 Oct 2025

Contributed by Lukas

Can creatine boost your body and mind?Listener Simon has been taking the fitness supplement creatine and wants to know if the science backs up the cla...

Dough - The Future of Flight

02 Oct 2025

Contributed by Lukas

Can supersonic air travel make a comeback?Greg Foot, host of the BBC Radio 4 show 'Sliced Bread', now brings you 'Dough'.Each episode explores future ...

Dough - The Future of Clothing

25 Sep 2025

Contributed by Lukas

Could 'smart' clothing monitor our health?Greg Foot, host of the BBC Radio 4 show 'Sliced Bread', now brings you 'Dough'.Each episode explores future ...

Dough - The Future of Housebuilding

18 Sep 2025

Contributed by Lukas

Could your future home be built by a robot bricklayer?Greg Foot, host of the BBC Radio 4 show 'Sliced Bread', now brings you 'Dough'.Each episode expl...

Dough - The Future of Home Parcel Delivery

11 Sep 2025

Contributed by Lukas

Will delivery drones and robots make popping to the shops a thing of the past?Greg Foot, host of the BBC Radio 4 show 'Sliced Bread', now brings you '...

Dough - The Future of Cars

04 Sep 2025

Contributed by Lukas

Will your car be driving you by 2050?Greg Foot, host of the BBC Radio 4 show Sliced Bread, now brings you Dough.Each episode explores future wonder pr...

Smart Doorbells

28 Aug 2025

Contributed by Lukas

Is it worth getting a Smart Doorbell?Greg Foot pushes all the right buttons as he gathers consumer and crime experts to get answers for listener Derek...

Salt

21 Aug 2025

Contributed by Lukas

Is expensive salt better for your health?Greg Foot gathers the experts, dives into the data and crunches the numbers to get the answers for listener S...

Nail Polish and Gels

14 Aug 2025

Contributed by Lukas

Greg Foot gathers the experts, and "chips" away at the science for listener Helen.Each episode Greg investigates the latest ad-hyped products and tren...

Standing Desks

07 Aug 2025

Contributed by Lukas

Greg Foot gathers the experts, to find out which claims "stand up" to scrutiny for listener Bede. Each episode Greg investigates the latest ad-hyped p...

Dehumidifiers

31 Jul 2025

Contributed by Lukas

Can dehumidifiers dry out your house - and your clothes?Greg Foot gathers the experts, dives into the data and crunches the numbers to get answers for...

Chopping Boards

24 Jul 2025

Contributed by Lukas

Which chopping board material is best for hygiene and the planet?Greg Foot gathers the experts, dives into the data and crunches the numbers to get an...

Water Filters (Recorded Live at Cheltenham Science Festival)

10 Jul 2025

Contributed by Lukas

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 ...

Dog Food (recorded live at Hay Festival)

10 Jul 2025

Contributed by Lukas

Is more expensive dog food worth it?Greg Foot gathers the experts, dives into the data and crunches the numbers to get answers for listeners Izzy and ...

Toast - Homebase

03 Jul 2025

Contributed by Lukas

Homebase was once one of our leading home improvement chains so, why did it have to close all of its stores?The BBC Business journalist Sean Farringto...

Toast - FHM

26 Jun 2025

Contributed by Lukas

FHM was the men's magazine that sold vastly more copies than any of its competitors but still ended up toast. So, why did its publishers stop printing...

Toast - Nike's FuelBand

19 Jun 2025

Contributed by Lukas

Nike's FuelBand was among the first fitness trackers to be launched and was worn by sports stars including the tennis player, Serena Williams. So, why...

Toast - Freeserve

12 Jun 2025

Contributed by Lukas

Freeserve rapidly became the UK's number one internet service provider within months of its launch in 1998, yet the brand disappeared almost as quickl...

Toast - Woolworths

05 Jun 2025

Contributed by Lukas

Woolworths was once a family favourite with well over 1,000 UK stores selling everything from kitchenware to pick and mix. So, why did the business co...

Menopause Supplements

29 May 2025

Contributed by Lukas

Can supplements claiming to make menopause symptoms more bearable, really help? Going through menopause can result in a myriad of symptoms, leaving wo...

Vagus Nerve Stimulators

22 May 2025

Contributed by Lukas

Do Vagus Nerve Stimulators help your mental health?The vagus nerve could be one of the most important body parts you might never have heard of. It's a...

Lip Balm

15 May 2025

Contributed by Lukas

When staring at shelves full of sticks, tubs and tubes all promising us the perfect pout, how do you know which Lip Balms will really help keep chappe...

Sleep Headbands and Sleep Bars

08 May 2025

Contributed by Lukas

Which products are best for bedtime listening?According to a YouGov poll nearly half of us listen to music or podcasts to help us get to sleep and the...

Plant-Based Meat Alternatives

01 May 2025

Contributed by Lukas

You may have heard health warnings around too much red or processed meat, and considered trying a plant based meat alternative as one of your midweek ...

Jet Lag Products

24 Apr 2025

Contributed by Lukas

Are there products that can help you avoid or ease jet lag?If you've travelled long-haul you'll know the feeling; your body feels completely out of sy...

Artificial Sweeteners

17 Apr 2025

Contributed by Lukas

Artificial sweeteners appeal to anyone with a sweet tooth looking to cut down on their sugar intake. They’re not only for use in our cups of tea or ...

Home Allergy Tests

10 Apr 2025

Contributed by Lukas

Can home tests tell you if you have an allergy or a food intolerance?We're back with a new batch of investigations and kicking off this series is one ...

Dough - Watches

03 Apr 2025

Contributed by Lukas

What is keeping the traditional watch industry ticking over?The entrepreneur, Sam White, hosts Dough - the BBC Radio 4 series which looks at the busin...

Dough - Lawn Mowers

27 Mar 2025

Contributed by Lukas

Could the next generation of lawn mowers create any image you like on your lawn?The entrepreneur, Sam White, hosts Dough - the BBC Radio 4 series whic...

Dough - Bicycles

20 Mar 2025

Contributed by Lukas

How can the bicycle industry recover from sales that plummeted after the pandemic?The entrepreneur, Sam White, hosts Dough - the BBC Radio 4 series wh...

Dough - Washing Machines

13 Mar 2025

Contributed by Lukas

Could washing machines soon be cleaning our clothes without using any water?The entrepreneur, Sam White, hosts Dough - the BBC Radio 4 series which lo...

Dough - Game Consoles

06 Mar 2025

Contributed by Lukas

Game consoles have come a long way since the 1970s but could their days now be numbered?The entrepreneur, Sam White, returns with a new series of Doug...

Hearing Aids

27 Feb 2025

Contributed by Lukas

Listener Angela is a musician, and long-time wearer of Hearing Aids – but as her parents and friends have started reaching an age where they might n...

Plant Food

20 Feb 2025

Contributed by Lukas

Edinburgh gardener Alan got in touch with Sliced Bread, to ask if he really needs to be spending money on buying and applying plant food or fish, bloo...

Boiling Water Taps

13 Feb 2025

Contributed by Lukas

Do Boiling Water Taps save you money?They're often seen in offices but boiling water taps are increasingly popular for the home kitchen too. They hold...

Grounding Sheets

06 Feb 2025

Contributed by Lukas

Grounding Sheets - do they really work?It's perhaps the most-requested product in Sliced Bread history but is there any real science behind grounding ...

Cooking Oils

30 Jan 2025

Contributed by Lukas

Which cooking oils are best for your health?Listener Sarah got in touch after seeing claims on social media that more expensive oils are better for yo...

Protein Powder

23 Jan 2025

Contributed by Lukas

Listener Helen from Manchester got in touch to ask about Protein Powders, as she considered replenishing her supply that she’s been taking after lon...

Smart Scales

16 Jan 2025

Contributed by Lukas

Listener Steve got in touch with us after trying out a set of Smart Scales himself. He wanted to keep an eye on his protein levels – which his scale...

Insulation Hacks

26 Dec 2024

Contributed by Lukas

Can you insulate your home for less than £100?With winter setting in listener Robin got in touch with Sliced Bread to find out if there's a way he ca...

The Sliced Bread Christmas List

16 Dec 2024

Contributed by Lukas

The team has gone through over 100 episodes of Sliced Bread, and carved out five popular products that may well be heading down a chimney to you this ...

Hair Loss Products

12 Dec 2024

Contributed by Lukas

Can wonder products halt hair loss and grow back luscious locks?We're back with a new series of Sliced Bread and a fresh batch of investigations into ...

Toast - Phones 4u

05 Dec 2024

Contributed by Lukas

The mobile phone retailer, Phones 4u, was hugely profitable, so why did it have to close all of its 700+ shops? The BBC Business journalist, Sean Farr...

Toast - Dan-Air

28 Nov 2024

Contributed by Lukas

Dan-Air was one of Britain's biggest airlines and took millions of people on their first package holidays. So, why did such a successful business end ...

Toast - Our Price Records

21 Nov 2024

Contributed by Lukas

Our Price Records was one of Britain's biggest music retailers offering cut-price albums at over 300 local high street stores. So, why did the chain d...

Toast - Kodak

14 Nov 2024

Contributed by Lukas

Kodak made photography mainstream so why did it falter in a digital age? The BBC Business journalist, Sean Farrington, discovers how Kodak rose to bec...

Toast - Reader's Digest UK

07 Nov 2024

Contributed by Lukas

Why did we lose Reader's Digest magazine when it is still going in America?The BBC Business journalist, Sean Farrington, discovers what happened to th...

Coffee Pods

31 Oct 2024

Contributed by Lukas

Listener Liz has recently switched to a coffee pod machine, that promises to deliver her a quick, convenient and delicious cup of coffee when she want...

Cleaning Sprays

24 Oct 2024

Contributed by Lukas

Do we really need all those cleaning sprays?Have a peek in anyone’s cupboard under the sink (ask first or it can get a bit weird) and you’re bound...

Longevity Supplements - 100th Episode

17 Oct 2024

Contributed by Lukas

Can taking special supplements help us to live longer? It's the 100th episode of Sliced Bread and to mark the occasion we're investigating the pills a...

Float Tanks

10 Oct 2024

Contributed by Lukas

Does a session in a float tank work wonders for your mental health and exercise recovery?Listener Maddy has heard a lot about float tanks and joins Gr...

Slug Repellents

03 Oct 2024

Contributed by Lukas

Listener Nikki from Essex has a problem in her garden with a certain slippery character – the slug. She told Sliced Bread that she’s lost many a p...

Electrolytes

26 Sep 2024

Contributed by Lukas

Do drinks and powders with electrolytes help to hydrate you better?Listener Rob got in touch as he’s recently taken up a new sport and wants to know...

Insulated Coffee Cups

19 Sep 2024

Contributed by Lukas

Listener Raffi is tired of his morning coffee going cold by the time he's ready to drink it. There are plenty of products out there promising to do a ...

Greens Powders

12 Sep 2024

Contributed by Lukas

Greens powders are made up of dozens of ingredients, which are ground up and added to water. They claim to do all sorts of things for our bodies, like...

Foam Rollers

05 Sep 2024

Contributed by Lukas

Lots of people use a foam roller, either before after exercise. It's not usually a very comfortable experience - as Greg finds out in this episode - b...

Dishwasher Tablets

29 Aug 2024

Contributed by Lukas

Do more expensive dishwasher tablets clean better? And how do eco versions stack up?We are back with a new series of Sliced Bread and even more invest...

Dough - Fridges

15 Aug 2024

Contributed by Lukas

Could fridges make way for kitchen cabinets that don't just keep food fresh but actually grow it?Dough is a new series from BBC Radio 4 which looks at...

Dough - Irons

08 Aug 2024

Contributed by Lukas

Will anyone iron clothes in the future?Dough is a new series from BBC Radio 4 which looks at the business behind profitable, everyday products, assess...

Dough - Hairdryers

01 Aug 2024

Contributed by Lukas

How do modern hairdryers protect against damage from excessive heat?Dough is a new series from BBC Radio 4 which looks at the business behind profitab...

Dough - Vacuum Cleaners

25 Jul 2024

Contributed by Lukas

Why do we buy so many vacuum cleaners? Dough is a new series from BBC Radio 4 which looks at the business behind profitable, everyday products and con...

Dough - TV Sets

18 Jul 2024

Contributed by Lukas

What might our TV sets be like in the future?Dough is a new series from BBC Radio 4 which looks at the business behind profitable, everyday products a...

Introducing Dough

15 Jul 2024

Contributed by Lukas

Dough is a new series from BBC Radio 4 which looks at the business behind profitable, everyday products and considers how they might evolve in the fut...

DNA Ancestry Tests

11 Jul 2024

Contributed by Lukas

Listener Chris from Suffolk recently took a DNA ancestry test, and after getting some interesting results back, he wondered how accurate they really w...

Ear Plugs (recorded live at Hay Festival)

04 Jul 2024

Contributed by Lukas

Are the latest ear plugs better for gigs, focus and sleep?In this special edition of Sliced Bread, recorded at the Hay Festival in South Wales, Greg F...

Cholesterol Lowering Products

27 Jun 2024

Contributed by Lukas

Can fortified drinks and spreads really reduce cholesterol?Almost half of UK adults have raised cholesterol, according to the charity Heart UK - and S...

Acupressure Mats

20 Jun 2024

Contributed by Lukas

This episode has been edited since broadcast. Twelve year old Bradley got in touch with Sliced Bread after trying out his mum Jennifer’s acupressure...

Pest Control

13 Jun 2024

Contributed by Lukas

What's the best - and most humane - way to get rid of pests?For some of us Tom and Jerry might be the sum total of our knowledge of the struggle betwe...

Contact Lenses

06 Jun 2024

Contributed by Lukas

Listener Jennifer is considering switching contact lenses, if there's an alternative that's more eco friendly. She's not alone - we've had lots of que...

Car Tyres

30 May 2024

Contributed by Lukas

Is it worth paying more for premium car tyres?There's a huge range of car tyres to choose from and the price differences between them can be significa...

Sustainable Period Products

23 May 2024

Contributed by Lukas

Lots of different types of period products claim to be eco friendly, from menstrual cups to period pants and reusable pads. But how do their environme...

Air Fresheners

16 May 2024

Contributed by Lukas

The UK market for air care products is expected to grow to £674 million this year - and for this episode, we're investigating just how these products...

LED Face Masks

09 May 2024

Contributed by Lukas

Is an LED face mask the secret to brighter, clearer, more youthful skin?Greg Foot is back with a new series of Sliced Bread to run a whole new batch o...

Toast - Safeway UK

02 May 2024

Contributed by Lukas

Why did Safeway's UK supermarkets disappear? Safeway was once one of our biggest supermarket chains, so why did it drop down the list of top performer...

Toast - Green Shield Stamps

25 Apr 2024

Contributed by Lukas

Green Shield Stamps could be traded in for 'free' gifts so why did consumers abandon them? Sean Farrington examines their rise and fall and discovers ...

Toast - Mothercare's UK Stores

18 Apr 2024

Contributed by Lukas

Why did Mothercare have to close all of their UK stores?Sean Farrington discovers what happened to the baby goods retailer which once dominated the hi...