Comparison of L carnitine levels in different studied groups. Download Table EnzyChrom L Carnitine Assay Kit BioAssay Systems Serum L Carnitine Levels Are Associated With First Stroke in Chinese Adults With Hypertension Stroke Did you know L carnitine, a vital amino acid, is naturally produced by your body and found in various foods? While acetyl L carnitine (ALCAR) can be a beneficial supplement for some, most people get The adverse effects of long term l carnitine supplementation on liver and kidney function in rats L Liu, D M Zhang, M X Wang, C Y Fan, F Zhou, S J Wang, L D Kong, 2015 L Carnitine Tartrate Amino Acid 1,500 mg Benevolent Nourishment