Lipochitooligosaccharide (LCO) structure and LCO binding site. 2D Download Scientific Diagram TrimRX Lipo B Lipo C Timing When to Take for Best Results Lipo B vs Lipo C: What's the Difference? We get this question often in clinic what's the difference between Lipo B and Lipo C, and how do you know which one to choose? Both are Composition of LipoB: egg PC (1.2 mM) and azidosphingosine 2 (0.4 mM) Download Scientific Diagram Lipo C is short for Lipotropic Carnitine. This combination is perfect for promoting lean muscle growth and fat loss. (Can be used solo or in combination with other medical weight loss methods)