USDA organic products have strict production and labeling requirements. Unless noted below, organic products must meet the following requirements: Produced without excluded methods,(e.g., genetic engineering), ionizing radiation, or sewage sludge. Policy on genetically modified organisms, Produced per the National List of Allowed and Prohibited Substances (National List) and Overseen by a USDA National Organic Program-authorized certifying agent, following all USDA organic regulations.