Horseradish sauce is basically horseradish in mayonnaise, and mayo is made with soybean oil. Gold's plain "prepared" horseradish is ubiquitous around here, and

Horseradish sauce is basically horseradish in mayonnaise, and mayo is made with soybean oil. Gold's plain "prepared" horseradish is ubiquitous around here, and it only contains horseradish, vinegar, and salt. https://www.goldshorseradish.com/golds-prepared-horseradish https://www.goldshorseradish.com/golds-prepared-horseradish