GRAS certification offers some clues on how this happened. https://www.fda.gov/food/food-ingredients-packaging/generally-recognized-safe-gras https://www.fda.g

GRAS certification offers some clues on how this happened. https://www.fda.gov/food/food-ingredients-packaging/generally-recognized-safe-gras https://www.fda.gov/food/food-ingredients-packaging/generall...