Hyperpolarized [1 13C]Acetyl l Carnitine Probes Tricarboxylic Acid Cycle Activity In Vivo ACS Sensors If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy. Does L Carnitine help manage hyperthyroidism symptoms? Consensus Serum L Carnitine Levels Are Associated With First Stroke in Chinese Adults With Hypertension Stroke