l carnitin ital L-Carnitin Liquid Carnitine is an amino acid responsible for shutting fatty acids into the mitochondria for energy production L-Carnitine 3000 Liquid Shots, Berry,
Description
481 Total carnitine concentration includes both free and bound (ie, acylated) carnitine, which reflects levels in both serum and tissues, such as muscle, liver, and kidney

R., Helal, G
B., Crawford, T

[DOI] [PubMed] [Google Scholar] 166.Furukawa S, Yang L, Sameshima H

As such, L-carnitine supplements are only necessary in special cases, such as disease treatment
