l carnitine osmolarity NOW Foods Sports Nutrition, L-Carnitine Liquid, Triple Strength 3000 mg, Citrus, 16-Ounce : Health & Household carnitine per serving L-Carnitine (Mixed Fruit) – Outlastlabz

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Although no significant differences in heart rate were found in the later stages of the test, the early-stage benefits suggest that LC might assist in maintaining cardiovascular efficiency during exercise, which could contribute to sustained performance in endurance athletes

7th edition

Still, with all this knowledge on hand, it is unknown whether the benefits of carnitines are interchangeable

Its use is suitable: when feeling tired and exhausted, to support physical condition, to support fat burning, to start energy metabolism, to protect the muscles

Science 320 , 16471651 (2008)