Complex sentence: It inhibits microbial trimethylamine (TMA) formation in mice, thereby causing a reduction in plasma trimethylamine N-oxide (TMAO) levels after choline or carnitine supplementation.
Split into simpler sentences: It inhibits microbial trimethylamine (TMA) formation. It is studied in mice to thereby cause a reduction in plasma trimethylamine N-oxide (TMAO) levels after choline or carnitine supplementation.