A member asked:

Regarding dried fruit, i thought raisins and prunes don't need preservatives. my last package of prunes had potassium sorbate. why is that needed?

A doctor has provided 1 answer

Preservative: Potassium sorbate is a natural preservative that serves basically the same function as sulfites. It is also used as a flavor enhancer in baby food. Like sulfates, it is "generally regarded as safe" by the fda.

Answered 8/18/2018

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Do fruit smoothies all contain potassium?

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