What is the safest maximum daily dose of L Carnitine (L Carnitine) RSP Nutrition Liquid L Carnitine Weight Management Formula, Berry, 16 fl oz, 31 Servings Walmart.com Carnitine Deficiency: What Is It, Causes, Symptoms, and More Osmosis Levocarnitine Tablets (330 mg) Levocarnitine Oral Solution (1 g 10 mL multiple unit container) Levocarnitine Oral Solution (Sugar Free) (1 g 10 mL multiple unit container) For oral use only. Not for parenteral use. Amazon.com: iSatori L Carnitine 1500, Triple Blend Liquid L Carnitine Supplement, with Acetyl & Tartrate, Stimulant Free Energy, No Calories, Sugar or Gluten, Keto Friendly, Pink Lemonade (24 Servings) : Health & Household