Amazon.com: Ronnie Coleman Signature Series L Carnitine XS 4000 Liquid, Stimulant Free, Sugar Free, Zero Carbs, Lean Muscle Strength Support for Men & Women, 16 Oz (16 oz, Apple Bomb (4000)) : Health & Household Amazon.com: Ronnie Coleman Signature Series L Carnitine XS 3000 Liquid, Amino Acids Metabolism and Lean Muscle Strength Support, Stimulant Free, Sugar Free, Zero Carbs, Blue Razz, 16 Oz : Health & Household Ronnie Coleman signature series l carnitine Liquid xs 3000 assists your body in breaking down energy stores within your cells, especially fat stores, making them available for use by your muscles for energy. Ronnie Coleman L Carnitine XS 4000, Apple Bomb, 15.72 fl oz (465 ml)