Comparison of short term and long term effects of peroral L carnitine intake: clinical implications of elevated TMAO levels in cardiovascular complications L carnitine reduces hyperthyroidism symptoms Full article: Effects of high dose L carnitine supplementation on diaphragmatic function in patients with respiratory failure: A randomized clinical trial Graves' Disease and the Manifestations of Thyrotoxicosis Endotext NCBI Bookshelf 9 Natural Remedies for Hyperthyroidism and Graves' Disease Adding L Carnitine and Selenium to Methimazole in Graves' Disease: A Prospective Randomized Trial on Thyroid Markers and Quality of Life