"Evidence that organic crops contain higher levels of important nutrients has been published by scientists. They said analysis of organic tomatoes, apples and peaches revealed greater concentrations of vitamin C, polyphenols, betacarotene and flavonoids. The nutrients are said to protect the body against heart attacks and cancer-causing chemicals.
..The French part of the study looked at organic peaches and backed up both claims. It found they had "a higher polyphenol content at harvest" and concluded that organic production had "positive effects...on nutritional quality and taste".
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