What Is The Best Preservative For Jam?

What Is The Best Preservative For Jam? Sodium benzoate is a common preservative used in acidified food such as fruit juices, jams, pickles, preserves, fruit cocktails, etc. What is a natural preservative for jams? I. Lactic acid bacteria IV. Yeasts – fruit wine, vermouth Does jam need preservatives? Jam is a type of fruit preserve