Expert Care with Dr. Marcus Ettinger – Orange County’s Leading SIBO Specialist Are you dealing with bloating, abdominal pain, gas, diarrhea, or constipation? Suppose you’ve been diagnosed with small intestine bacterial overgrowth (SIBO) or suspect it’s causing your symptoms. In that case, you need the expertise of Dr. Marcus Ettinger, a trusted SIBO specialist based … Continue reading SIBO Specialist In Orange County, CA