When To Take L Carnitine to Maximise Your Shredding and Beyond BSc Supplements L Carnitine as Pre Workout Supplement: Guide The Science of Good Health iSatori L Carnitine LS3 3000, Liquid L Carnitine with Acetyl L Carnitine, L Carnitine L Tartrate, Stimulant Free Pre Workout JYM L Carnitine L Tartrate L carnitine 15ML (25minutes before workout), Pre workout 25minutes before workout 1 recommended scoop ., Step 1 : Add L carnitine supplements before workout, Step 2: Add cardio after workout 15 30