The Best Way for Ordinary People to Combat AI Poisoning:

Cross-verification.

Some may ask: I used AI in the first place for convenience, wouldn't this approach make things more complicated?

That's incorrect. I believe AI is fundamentally a tool for breaking down information barriers. It can help you quickly enter a field, understand relevant information, and reduce the time spent searching line-by-line on search engines.

This alone has already dramatically shortened your research process.

As for more detailed related research, it ultimately still requires your own judgment.