What Are Microplastics and Are They in Humans?

In January 2026, the Guardian reported that the ‘bombshell’ research paper claiming to have found microplastics in the human brain has been strongly refuted by academics, due to what they call insufficient ‘methodological’ precautions taken by the original research team to arrive at their conclusion. The article concluded, with interviews from experts, that the presence of microplastics in the human body is not fully proved, but according to some experts, very likely to be proved soon. They...