Gut Microbiome Derived Metabolite Trimethylamine N Oxide Induces Aortic Stiffening and Increases Systolic Blood Pressure With Aging in Mice and Humans Hypertension Full article: Gut microbes with the gbu genes determine TMAO production from L carnitine intake and serve as a biomarker for precision nutrition TMAO: Why It Increases & Factors That May Reduce TMAO levels SelfDecode Labs TMAO: how gut microbiota contributes to heart failure Translational Research