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berries are washed before freezing and packaging. Even so, an additional rinse at home can provide extra reassurance, especially when the fruit will be eaten without cooking.

 

This is particularly relevant for smoothies and other uncooked recipes, where heat is not used to reduce potential pathogens.

 

 

Are There Risks to Eating Unwashed Frozen Berries?

Although the overall risk is generally low, frozen berries have occasionally been linked to foodborne illness outbreaks.

 

Public health investigations in several countries have connected certain frozen berry products to viruses such as norovirus and hepatitis