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Which supermarket was the cheapest in 2018?

We've compared prices for six supermarkets, including Morrisons, Sainsbury's and Tesco, to help you save when you shop.

What’s in your chicken stock?

What's the best stock to use for your Christmas dinner gravy and are stock pots better than the humble stock cube?

New report shows UK supermarkets sell 59 billion pieces of single-use plastic per year

Seven of the top supermarkets are responsible for selling 59 billion pieces of single-use plastic per year. Who is the worst offender, and what's being done about supermarket plastic packaging?

Why do the prices of sourdough loaves vary so much?

Why does a sourdough loaf cost £3-4 in a bakery but half as much at the supermarket? Our research shows they’re not necessarily the same thing. Traditional sourdough contains only four ingredients: flour, water, salt and what’s known as a starter culture. Find out what we spotted in some supermarket loaves.

Which? reveals best supermarket sliced ham

We’ve tested 10 popular supermarket sliced hams. They ranged from cheaper varieties costing just £1.33 per 100g to pricier alternatives costing as much as £3.18 per 100g. Our tests uncovered two...

Up to 29% of supermarket packaging is not recyclable, Which? finds

We've investigated just how much plastic supermarkets use, and reveal what you can do to reduce your plastic footprint

Which supermarket was cheapest in February 2018?

Which? investigates the cheapest place to buy a typical basket of grocery items in February 2018.

Three in 10 pharmacies not following safety guidelines, finds Which? investigation

An undercover Which? investigation has discovered that some pharmacies are failing to give important safety advice to customers buying over-the-counter medicines such as paracetamol and ibuprofen. We sent undercover researchers...

Retailers add warning labels to ‘deadly’ nappy sacks

Retailers add warning labels to 'deadly' nappy sacks. Warnings come after at least 18 deaths in the UK associated with nappy sacks. Find out how to use nappy sacks safely.

Which supermarket was cheapest in January 2018?

Morrisons tops the list to become the cheapest supermarket for January 2018, in a monthly price comparison round-up from Which?

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