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Are Tapeworms Killed by Cooking?

Published in Parasites & Food Safety 2 mins read

Yes, tapeworms can be killed by cooking food properly.

Cooking as a Method to Eliminate Tapeworms

Cooking is an effective way to eliminate tapeworms from food, particularly meat and fish. The high temperatures involved in cooking denature the proteins and other cellular components of the tapeworm, effectively killing them. However, it is crucial to adhere to safe cooking practices to ensure complete elimination of the parasite.

Safe Cooking Practices to Kill Tapeworms

To effectively kill tapeworms through cooking, follow these guidelines:

  • Cook meat to safe internal temperatures: Use a food thermometer to verify the internal temperature. According to resources, meat should be cooked until the center is no longer pink and the juices run clear. For example, beef, pork, and lamb should reach an internal temperature of at least 145°F (63°C), and ground meat should be cooked to 160°F (71°C). Poultry should reach 165°F (74°C).
  • Cook fish thoroughly: Fish should be cooked until it is opaque and flakes easily with a fork.

Alternative Method: Freezing

Freezing is another method to kill tapeworms, although it's primary use is for fish. According to the FDA, freezing fish at -4°F (-20°C) for 7 days or -31°F (-35°C) until solid and storing at that temperature for 15 hours is sufficient to kill tapeworms.

Why Proper Cooking Matters

Proper cooking is critical for preventing tapeworm infections in humans. Consuming raw or undercooked meat or fish that contains tapeworm larvae can lead to infection. Following recommended cooking guidelines significantly reduces this risk.