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(More information) Evidence from randomized controlled trials suggests that L-carnitine or acylcarnitine esters may be useful adjuncts to standard medical treatment in individuals with cardiovascular disease

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Through a system involving the enzymes carnitine palmitoyltransferase I (CPT-I) and carnitine palmitoyltransferase II (CPT-II), L-carnitine binds to fatty acid molecules, transports them into the mitochondrial matrix, and releases them for beta-oxidation, the process that breaks fatty acids down into acetyl-CoA units for energy production in the citric acid cycle

Blank test: All steps are performed according to the above operating procedures, except that no sample is added

However, research results are not entirely consistent regarding whether carnitine supplementation actually improves exercise performance