Specific preparation of yeast cell walls and inactivated yeasts for eliminating polyphenols responsible for bitterness and astringency. Patent EP 1850682.

Specific formulation of inactivated yeast and ß-glucanases, utilised for wine fining from the outset of alcoholic fermentation.

Yeast-derived formulation rich in reducing compounds (including glutathione) to conserve and refresh wines during aging.