Sulfite add-free with OPC?

Alice F.

Alice Feiring
Anyone out there who knows about this? I've heard vague whisperings but wonder if anyone has actually tasted any wines made with this technology, called a 'probiotic' approach to wine preservation.

 
I have tasted many of the Harrington wines made under the Terrane label, Alice.
Anything specific you are interested in?
Best, Jim
 
I am a chemist, and this seems a bit silly.

The crux of their approach is to isolate phenolic compounds with antioxidant properties from a variety of plant sources and then add them to the wine. But these same compounds are also present in grape skins and seeds (which is why the current version of the technology uses grape seeds). So then, as a winemaker, you might think about controlling the extraction of these compounds during fermentation in order to optimize the stability of the wine. Which is, of course, what winemakers have been doing since the dawn of time. For an example, see here.

(Also, "pro-biotic" is a complete misnomer.)
 
What Arjun said. And has anyone noted that another name for oligomeric (proanthocyanidins is tannins?

Mark Lipton
 
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