Directly inoculated Viniflora® FrootZen™ helps wineries meet consumer demands for natural, authentic and fruiter wines Pursuing its strategy of offering natural, high value specialty yeasts and malolactic cultures to the wine industry, Chr. Hansen once again launches a breakthrough innovation within enology: A frozen, direct inoculation Pichia kluyveri yeast product for winemakers producing aromatic and fresh white or rosé wines.