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. 2020 Aug 26;21(17):6161. doi: 10.3390/ijms21176161

Figure 5.

Figure 5

Factors affecting the levels of trimethylamine (TMA) and trimethylamine oxide (TMAO) in the plasma. Levels of TMA and TMAO in the plasma depend on the diet, bacterial metabolism, gut-to-blood penetration of TMA, liver oxidation of TMA to form TMAO, and the excretion of TMA and TMAO by the kidneys.