l-carnitine lipoprotein a The effects of supplementation on lipid profiles in adults: systematic review and dose-response meta-analysis How to Analyze Carnitine and
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Supplements may also benefit those with lower levels, such as older adults, vegans, and vegetarians

Wu S, Wang P, Tao R, Yang P, Yu X, Li Y, et al

In research settings, L-carnitine is commonly utilized in biochemical and in-vitro model systems to investigate mitochondrial activity, metabolic regulation, and cellular energy dynamics

doi: 10.1186/s12866-023-03173-5
