Made a pot roast and when I lifted the meat out, there were these weird stringy white threads clinging to it and floating in the liquid. They’re almost like tiny worms but not moving. Is my meat conta

3. How to Tell Collagen Strands From Actual Worms or Parasites
While the white threads are most likely collagen, it’s important to distinguish them from any potential parasites. Collagen strands are typically uniform in thickness and do not move, whereas worms would exhibit movement and irregular shapes.
If you’re in doubt, closely inspect the meat and the threads. Collagen will dissolve more with continued cooking, while parasites will not. Additionally, purchasing meat from reputable sources and ensuring it is thoroughly cooked to safe temperatures can help alleviate concerns.