l carnitine transports fatty acids to mitochondria The Shuttle Carnitine: Genetic Variants Affecting Mitochondrial
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Anything else is marketing until proven otherwise Higher doses can cause GI issues for some people

(35(9)):1256.e1-1256.e2 doi:10.1016/j.cjca.2019.05.014

It is regulated by fatty acid binding-proteins (FABPs)

Liganded thyroid hormone receptor-alpha enhances proliferation of pancreatic beta-cells
very dense punctate fluorescence, 3 points
Dietary choline derived TMAO: new role in thrombosis
