
Parasite Testing: What Routine Stool and DNA Tests Can — and Can’t — Tell Us
A negative stool test doesn’t mean you don’t have parasites. Most are told their stool or DNA parasite test is “normal” — even as their health continues to decline. This is especially common for people living with multiple sclerosis (MS), chronic neurological symptoms, autoimmune conditions, or long-term unexplained illness. When test results don’t match how




