9 Grossest Things The FDA Allows In Our Food

8. Parasite

Fish parasites, also known as copepods, or "free-swimming marine crustaceans" according to the FDA, are permitted to an extent. Whitefish can contain 50 parasitic cysts per 100 pounds of fish (whole or fillets), while bluefin tuna can contain 60 parasitic cysts per 100 fish.