The following list is based on information and studies by the United States Department of Agriculture (USDA), Consumer Reports, and the Environmental Working Group.

MOST CONTAMINATED FRUITS AND VEGETABLES

1. Nectarines – 97.3% of nectarines sampled were found to contain pesticides.
2. Celery – 94.5% of celery sampled were found to contain pesticides.
3. Pears – 94.4% of pears sampled were found to contain pesticides.
4. Peaches – 93.7% of peaches sampled were found to contain pesticides.
5. Apples – 91% of apples sampled were found to contain pesticides.
6. Cherries – 91% of cherries sampled were found to contain pesticides.
7. Strawberries – 90% of strawberries sampled were found to contain pesticides.
8. Imported Grapes – 86% of imported grapes (i.e. Chile) sampled were found to contain pesticides.
9. Spinach – 83.4% of spinach sampled were found to contain pesticides.
10. Potatoes – 79.3% of potatoes sampled were found to contain pesticides.
11. Bell Peppers – 68% of bell peppers sampled were found to contain pesticides.
12. Red Raspberries – 59% of red raspberries sampled were found to contain pesticides.

LEAST CONTAMINATED FRUITS AND VEGETABLES:

Here is a list of fruits and vegetables found to contain the least amount of pesticides. Notice that many of these have thick, inedible skins which protect the fruit.

• Asparagus
• Avocados
• Bananas
• Broccoli
• Cauliflower
• Corn (However, almost all corn is genetically modified)
• Kiwi
• Mangoes
• Onions
• Papaya
• Pineapples
• Sweet Peas