Company email:
"In general we use bentonite clay for fining. However, once in a while we may use egg whites. It's difficult to pinpoint which was used when. Please let us know if you need any further information."
The news gets worse with email #2:
"I spoke with the winemaker and zero of our wines are vegan friendly. He mentioned that Frey Vineyards has gotten to the point that all of their wines are vegan. And he added that he believes that Randall Grahm of Bonny Doon has started a vegan-friendly label. Hope this helps!"
Navarro Vineyards and Winery
Not Vegan
The one product listed is not vegan friendly.
Products (1)
What the company told us
Correspondence on record, with the date of each entry.