The effect of L carnitine supplementation on anthropometric and malnutrition status in acute ischemic stroke patients: a triple blinded randomized clinical trial BMC Nutrition Springer Nature Link Frontiers Association between fatigue, peripheral serotonin, and L carnitine in hypothyroidism and in chronic fatigue syndrome L Carnitine Iodine Linus Pauling Institute Oregon State University L Carnitine intake and high trimethylamine N oxide plasma levels correlate with low aortic lesions in ApoE transgenic mice expressing CETP ScienceDirect