l-carnitine functions Carnitine Deficiency: What Is It, Causes, Symptoms, and More L-Carnitine | Linus Pauling Institute
Description
Journal of athletic training

This action has drawn particular attention because it has the potential to prevent cardiovascular disease

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Interestingly, higher carnitine level, as observed in O-ZSF1, are associated with an increased risk of prevalent coronary and peripheral artery disease, overall cardiovascular disease and 3 year risk for a composite of death, myocardial infarction, stroke, and need of revascularization in humans [43]

Effects of anabolic steroids and high-intensity aerobic exercise on skeletal muscle of transgenic mice

This may bring a modest benefit to exercise performance
