la mejor l-carnitina Líquida 1500 Mg x 16 Onz Muscle Pharm L-Carnitina 3000, el

Tomar L-Carnitina junto con caf o bebidas con cafena es generalmente compatible y puede incluso ser sinrgico para ciertos objetivos metablicos y de composicin corporal

Fecal excretion of total carnitine was less than 1% of the administered dose.10 After attainment of steady state following 4 days of oral administration of levocarnitine tablets (1980 mg q12h) or oral solution (2000 mg q12h) to 15 healthy male volunteers, the mean urinary excretion of levocarnitine during a single dosing interval (12h) was about 9% of the orally administered dose (uncorrected for endogenous urinary excretion)

Sep 2012;23(6):524-528

Gastroenterology 136:21152126 Deacon CF (2005) What do we know about the secretion and degradation of incretin hormones