Yeast Assimilable Nitrogen (YAN)

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Yeast Assimilable Nitrogen (YAN) is a metric of total nitrogen available to be metabolized by yeast. It is calculated from alpha-amino nitrogen (PAN) and ammonium (NH4). Our ever-e volving understanding of vine and wine nutrition necessitates a more holistic understanding of YAN in conjunction with vitamins, minerals, soil organic matter, and oxidation in contribution to balanced grape and wine production. To learn more about Yeast Assimilable Nitrogen and its importance in winemaking, become a Bound advising client. Show more