BBC Radio 4 - Sliced Bread, Sliced Bread - Series 5

Energy Drinks

Do energy drinks like Monster and Red Bull really give you a boost and keep you alert?

Do you get what you pay for with more expensive shampoo?

Do nasal sprays help reduce the symptoms of a cold?

Do more expensive AA batteries really last longer?

Do so-called 'clone' perfumes smell as good as the originals for a fraction of the price?

Does the amount of blades really improve your shave?

Can taking collagen supplements really help reduce wrinkles?

Can SAD lamps and wake up lights help boost our mood?

Which portable heater is best for heating you – and the room you’re in?

Greg breaks into a sweat to find out if natural deodorant can hold its own.