99% Pharmaceutical-Grade Purity - High-purity L-Carnitine powder for fatty acid metabolism, energy conversion and fat loss mechanism research. 1.Lab-Verified 300mg Standard Specification - Precisely calibrated sterile powder, stable content for professional laboratory research. 2.Metabolism Boosting Benefits - Core lipolytic active ingredient, facilitates fatty acid transport and oxidation, improves basal metabolism and reduces fat deposition for metabolic research. 3.Third-Party HPLC/LC-MS Tested - Every batch undergoes strict purity detection with complete COA certification. 4.Easy & Fast Dissolution - Superior water solubility, easy reconstitution for all in vitro and in vivo laboratory tests.