Blended imported oils. Gluten free. 1941. A smooth blend of imported oils brings balance to the characteristic bite of Red Wine Vinegar in this restaurant-style classic. Ken's a family owned company. Satisfaction guaranteed or your money back from Ken. www.kensfoods.com. Questions/Comments? Please include complete best when purchased by date. Call 1-800-645-5707 M-F 9AM-5PM EST. www.kensfoods.com. Product of USA.