Does margarine contain preservatives?

Yes, margarines commonly contain natural or artificial preservatives, including salt, citric acid, sodium benzoate, and mono- and diglycerides.
 
Emulsifiers, vitamins, antioxidants, gums, starches, and oils boost the shelf life of lower-fat margarines.
 
Source(s):
Assistant Professor Franco Milani, Department of Food Science, University of Wisconsin
Land O Lakes margarine product labels
Fats and Oils by Richard D. O'Brien, 2003.

 
 

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