L Carnitine injection is recommended at 1 ampule every 2 3 days for best results. The L Carnitine is taken intravenously either by normal injection or using a butterfly needle. After taking this L Carnitine, you L Carnitine: 3 Ways Physique Pros Use This Fat to Fuel Powerhouse SteelFit USA Burn fat. Build endurance. Recover faster., Thats what Basix L Carnitine is made for., 3500mg L Carnitine, 50mg Green Tea Extract, Added Vitamin C, #fatloss #basix #basixnutrition #weightloss L Carnitine Injection Kare Pharmacy Amazon.com: L Carnitine 3000 Liquid 3000 mg Carnitine Supplement Zero Calorie Zero Sugar Keto Friendly for Men and Women Great Tasting 31 Servings (Patriot Pop, 16 fl. oz.) : Health & Household