Safety of Americano coffees from coffee chains

What is it about?

Coffee is a popular beverage worldwide, however, previous reports have provided mixed data about the mutagenicity of coffees using Ames assay or epidemiological studies. This study shows that Americano coffees from selected coffee chains possess no direct mutagenic activities.

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Why is it important?

Coffee is a popular beverage worldwide, and the current study shows that Americano coffees from selected coffee chains possess no direct mutagenic activities.