Pregnancy Lactation HIV Infection History of taking L-carnitine supplement in the recent Month known immunosuppression condition or any active malignancy Patients with hypothyroidism or hyperthyroidism patients with regular aerobic training (more than 3 times a week with further than 2 hours each time) History of allergy to L-carnitine or its analogues History of or an increased risk for seizure

Pregnancy Lactation HIV Infection History of taking L-carnitine supplement in the recent Month known immunosuppression condition or any active malignancy Patients with hypothyroidism or hyperthyroidism patients with regular aerobic training (more than 3 times a week with further than 2 hours each time) History of allergy to L-carnitine or its analogues History of or an increased risk for seizure