Seoul city has announced that the pesticide residue levels in 92 samples of 23 types of agricultural products, commonly referred to as 'super foods', were all below the standard. The products included citrus fruits, nuts, oats, strawberries, garlic, broccoli, spinach, legumes, tomatoes, pumpkins, and blueberries. The samples were collected from wholesale markets and hypermarkets in February and March. The city urges those concerned about pesticide residue to wash the produce thoroughly. For more information, the city suggests visiting the Food Safety Bureau of the Ministry of Food and Drug Safety.