Quick Answers
What is the best substance to use to prevent fruits from darkening?
Ascorbic acid (vitamin C) is the most effective and does
not change the flavor of the food as citric acid and
lemon juice do. Commercial products which contain
ascorbic acid and sugar are also effective.
Barbara Willenberg, Nutritional
Sciences, University of Missouri-Columbia
Last update: Tuesday, May 05, 2009
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