No preservatives. Gluten free. The finest sauce made. Since 1914. Premium. Since 1914 we have maintained the passion and quality that continue today in the DelGrosso tradition of great taste. DelGrosso sauces are made with the finest ingredients and cooked very slowly to create our authentic recipes DelGrosso Foods remains the oldest major family-owned producer of pasta sauce in America. www.delgrossos.com. Product of USA.