Essential Liquid Carnitine 1000 supports cardiovascular health, energy production and fat metabolism. It contains B-6 to help with the absorption of this crucial amino acid. Essential Liquid Carnitine contains 1 gram of "Net Impact Carbs." For carb counting dieters, these are the carbs that really count. Just one tablespoon of this vanilla-flavored liquid gives you 1,000 mg of L-carnitine. Gluten free.