L Carnitine is not a magic fat burner It won't melt fat, build muscle, or replace hard work. The only thing it burns is your money Stick to the basics Effects of l carnitine supplementation on blood pressure: a systematic review and meta analysis of randomized controlled trials Journal of Human Hypertension L CARNITINE increases muscle mass, reduces fat mass. Bangkok Hospital Headquarter Promoting flesh quality and fitness through intermittent fasting and dietary L carnitine supplementation in Leiocassis longirostris ScienceDirect Mitochondrial control of fuel switching via carnitine biosynthesis Science