l carnitine the same as creatine Life Extension, & Acetyl-L-Carnitine, Energy Plus Carnitine Energy Plus is a dietary supplement designed to help enhance physical strength and mental energy Creatine Gummies for Men &
Description
One-carbon metabolism and prostate cancer risk: Prospective investigation of seven circulating B vitamins and metabolites

That means if you start taking l-carnitine and expect dramatic change in a couple of weeks, you will likely be disappointed

More specifically for its role in the carnitine shuttle system where L-carnitine helps to deliver fatty acids into the mitochondria for beta-oxidation

doi: 10.1093/jn/91.3_Suppl.331

Carnitine is necessary for long chain fatty acids to enter mitochondria and to undergo b-oxydation

Clin Chem 1978
