Why does organic milk last so long before souring?
the sell by date is much longer than other milk.
Organic milk lasts so long before souring due to the different process used in its preservation. Producers use ultrahigh temperature (UHT) processing or treatment in preservation of organic milk as they travel longer. Go to http://www.scientificamerican.com/article.cfm?id=experts-organic-milk-lasts-longer for details.