Monday, September 21 2026

Labeled 100% Arabica but adulterated with Robusta: Latest developments in the Seattle premium coffee adulteration case trial

Taiwan, China-based chain brand Seattle Premium Coffee was found to have blended Robusta into several pre-packaged bean products labeled "100% Arabica," prompting prosecutors to charge founder Liu and two others with adulteration and misrepresentation. The brand initially argued that Timorese/Timor varieties are a hybrid of the two species, then later changed its statement, saying it was an administrative oversight that the labels were not updated, and was willing to recall only some batches. The court calculated criminal proceeds at approximately 4.07 million yuan, and Liu sought to pay a public welfare fund in exchange for a suspended sentence. The core dispute in the case is that adding Robusta itself is not illegal, but whether a mismatch between the label and contents constitutes adulteration and misrepresentation under food safety law. This article sorts through the sequence of events, test data, and new courtroom statements, so coffee enthusiasts can understand industry labeling standards. [more…]