Effects of l carnitine supplementation on blood pressure: a systematic review and meta analysis of randomized controlled trials Journal of Human Hypertension Targeting Skeletal Muscle Dysfunction With L Carnitine for the Treatment of Patients With Chronic Obstructive Pulmonary Disease In Vivo The effects of L carnitine supplementation on cardiovascular risk factors in participants with impaired glucose tolerance and diabetes: a systematic review and doseresponse meta analysis Diabetology & Metabolic Syndrome Springer Nature Link L Carnitine L Carnitine and Sleep: Does It Affect Rest or Sleep Quality? Serum L Carnitine Levels Are Associated With First Stroke in Chinese Adults With Hypertension Stroke