Peaches, nectarines, and cherries absorb chemicals easily through their soft skins.

According to the report by the Environmental Working Group (EWG) , these items had the highest pesticide contamination, with nearly 100% of samples testing positive for residues:

Includes kale, collard, and mustard greens; samples often contain over 20 different pesticides.

Consistently ranks #1 for having the highest pesticide residue by weight.

EWG's Shopper's Guide to Pesticides in Produce | Dirty Dozen

Strawberries, blackberries, and blueberries are high-risk due to their thin skins and direct exposure to sprays.

Pears show high levels of fungicides, while potatoes carry residues of sprout inhibitors. The "Clean Fifteen" (Buy Conventional)