Cultivated Biosciences Unveils Yeast-Based Fermented Coffee Creamer – Green QueenCultivated Biosciences has unveiled the first proof of concept for its yeast-based fermented fat, in the form of a dairy-free coffee creamer.2023.12.14 Cultivated Biosciences has unveiled the first proof of concept for its yeast-based fermented fat, in the form of a dairy-free coffee creamer.