TRT Doctors, Vigorous Steve and MPMD recommend oral L Carnitine Tartrate supplementation for increasing androgen receptors count or sensitivity. I remember Eric Trexler disagreeing with this. Have you changed your mind? Why are L Carnitine Injection Levocarnitine IV L Carnitine is amino acid supplement that enhances energy production in performance horses. It works through 6 ways: Muscle level of L Carnitine influence the exercise capacity of a horse. L L Carnitine Dosage for Erectile Dysfunction Offers @ Dozliv Injection