FDA allergen thresholds offer food brands science-based guidance on managing cross-contact risks and using advisory statements.
Thousands of units have were potentially contaminated with a radioactive substance, which can increase the risk of cancer.
The recall, which spans 40 states, was triggered after inspectors discovered pieces of blue plastic in a production filter.
Peanut butter products from California-based Ventura Foods are under recall across 40 states due to potential contamination with blue plastic pieces.