A PCR-based test for screening almost bacteria, including 67 pathogens, in addition to intestinal parasites, worms, fungi, and viruses; relative abundances are displayed at the phylum, family, genus, and species level, and correlated to medical condition risk. The Gut Zoomer now also includes a full functional diagnostic panel measuring calprotectin, pancreatic elastase, beta-glucoronidase, bile acids, short-chain fatty acids, and more. Detects microbiome dysbiosis, presence of bacterial pathogens, Candida overgrowth, parasites, and enteroviruse.