Ossia (Saccharomyces cerevisiae hybrid), Renaissance Yeast’s certified organic H2S-preventing strain, provides a high-quality solution for wine and cider makers!

Renaissance Yeast’s strains have excellent fermentation kinetics, desirable sensory characteristics, and are produced to the highest quality standards. Renaissance Yeast is the exclusive developer of a novel, patented H2S-preventing technology that is the result of a natural trait in yeast that increases sulfur and nitrogen utilization efficiency during fermentation, thereby preventing hydrogen sulfide formation.