BBC Radio 4 - Sliced Bread, Sliced Bread - Series 9

DNA Ancestry Tests

Can DNA ancestry tests really tell where we come from?

Are the latest ear plugs better for gigs, focus and sleep?

Can fortified drinks and spreads really reduce cholesterol?

What is the point of acupressure mats?

What's the best - and most humane - way to get rid of pests?

Which contact lenses are best for your eyes - and the planet?

Is it worth paying more for premium car tyres?

What are the most eco-friendly types of period products?

Do air fresheners actually get rid of bad smells?

Is an LED face mask the secret to brighter, clearer, more youthful skin?