This article is from the Food Science FAQ, bypking123@sympatico.ca (Paul E. J. King) with numerous contributions by others.
Some people who favour organic foods for other reasons claim
that they taste better; but there is so much flavour variation among
different varieties, different degrees of ripeness or freshness or
length of storage of the same fruit or vegetable, that it is very
difficult for individuals to make true comparisons.
Generally, when attempts have been made to carry out
scientifically-designed blind tasting tests on the same variety,
organic versus non-organic, taste panels have been unable to detect a
flavour difference.
 
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