Think you have an autoimmune disease? These 6 gut imbalances can mimic autoimmunity—here’s how to spot the difference and what to do about it!” As a doctor who’s helped thousands with gut and autoimmune issues, I’ve seen that gut dysfunction can look just like autoimmunity—even when your labs are negative. Mimic #1 – Leaky Gut: Leaky gut lets toxins and food particles into your bloodstream, triggering joint pain, rashes, and fatigue—classic autoimmune symptoms. Mimic #2 – Dysbiosis: Imbalanced g