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is injectable l carnitine bullshit Benefits of L-Carnitine for PCOS: Improve Insulin Resistance & Weight Loss L-carnitine is an amino acid
Description
doi: 10.1007/s00441-003-0791-4
Hereditary causes include genetic defects in the metabolism of amino acids, cholesterol, and fatty acids, such as propionyl-CoA carboxylase deficiency (aka propionic acidemia) and medium chain acyl-CoA dehydrogenase deficiency (36)
There is evidence here
NatMed, Natural Medicines Database
By improving mitochondrial efficiency and enhancing energy production at the cellular level, it helps maintain heart function and mental focus

Seventh, associations based on people of European ancestry might not apply to other populations, such as East Asians