l-carnitine hcl benefits Nature's Truth Super Strength Acetyl 1000 mg 30ct, 2-Pack L-Carnitine | Linus Pauling Institute
Description
Divide your dosage into smaller portions throughout the day if a single dose causes discomfort

Pairing L-Carnitine with a carbohydrate-rich meal or consuming it before a workout can enhance its absorption & promote energy levels & fat loss

doi: 10.1016/j.molcel.2007.04.010

WADA also banned caffeine in the past, but in 2004 they lifted their ban after indicating that the substance cannot be used to an athlete's advantage before competition
