Soft Cheese Left Out Overnight: Is It Safe?
Written by Jordan Morley · Reviewed against FSA chilling & danger-zone guidance · Last updated 28 October 2026
No — soft cheese left out overnight should be thrown away. Perishable food shouldn't sit at room temperature for more than 2 hours.
Why overnight is too long
Food kept between about 8°C and 63°C is in the range where bacteria can multiply; overnight is 6–8+ hours in it. Cooling quickly and keeping food cold is what the UK agencies stress, not reheating food that sat out, so reheating soft cheese in the morning is not a reliable fix. It may look and smell completely normal; bin it anyway.
You can also check the calorie content of soft cheese alongside its safety information.
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Soft Cheese: the other answers on this site
| Question | Short answer (links to the full page) |
|---|---|
| In pregnancy | Depends on the type |
| While breastfeeding | Safe |
Common questions
Can I reheat soft cheese that was left out overnight to make it safe?
No. Reheating cannot be relied on to make food that sat out overnight safe, because bacteria that multiplied overnight may have left toxins behind that heat does not reliably remove (Healthline makes this point for Bacillus cereus in rice). Our advice is to bin it.
It looks and smells fine — is it really unsafe?
Unfortunately the bacteria that cause food poisoning don't usually change how food looks, smells or tastes. 'It seems fine' is not a safety test.
What if it was only out for a few hours?
The widely used cautious rule is a maximum of 2 hours at room temperature (1 hour above about 32°C), and NHS and FSA advice is to cool and chill leftovers within 1–2 hours. Past that, bacteria may have multiplied to risky numbers and some make toxins that cooking will not destroy, so 'only 3 hours' is not a safe bet.
Does souring tell me whether it is still safe?
No. Spoilage bacteria make milk and cream sour, but food-poisoning bacteria can grow before it smells off, so smell and taste are not a safety test.
What about a cheeseboard left out overnight?
Hard cheeses on the board are usually fine (see our hard cheese page), but soft and fresh cheeses such as brie, camembert, mozzarella, ricotta and cream cheese should be thrown away after more than 2 hours out.
Related answers
Primary source: FSA chilling & danger-zone guidance.
General information only, not medical advice: see the medical disclaimer. Feeling unwell after eating something? Contact NHS 111 or your GP.