Improved Athletic Performance: With Frankensteinlab Liquid L Carnitine, experience an improvement in your performance in the gym or your workout station as L Carnitine helps in enhancing your cellular energy and preserving the lean Why Is There a Dark Spot on My Lip? close up, woman's hand holding chapped lips, women's health and beauty, mouth ulcers, vitamin c deficiency Atrophic Glossitis The Blood Project INJECTABLE L CARNITINE MY EXPERIENCE I've used Injectable L Carnitine for over two years (on and off), and here's what I've found: It's not just another fat burner; it's a mitochondrial transport tool