 is unresolved at this point. It's unclear whether TMAO is something that we should routinely measure because it's a risk factor for cardiovascular disease. It may not be about the meat. It may be about the microbiome. The whole thing became muddled after great fanfare about eight or ten years ago. And the same research group then turned its sights on erythritol, which is a ubiquitous sweetener. It's often teamed with stevia and something called Truvia.