Amazon.com: Nutricost Acetyl L Carnitine (ALCAR) 500mg, 180 Capsules, 180 Servings Non GMO and Gluten Free, 1 Capsule per Serving : Everything Else Amazon.com: Life Extension L Carnitine 500 mg, Energy Supplement, Memory Supplement Free Form Amino Acid, Nitric Oxide Support, Healthy Blood Pressure Gluten Free, Non GMO, Vegetarian 30 Capsules : Health & Household Acetyl L carnitine is also known as ALC. It is used by some people with high blood sugar to help with cholesterol as well as nerve pain, such as tingling in their hands and feet. Others have used it Acetyl L Carnitine 500mg 60 Capsules (60 Servings) Acetyl L Carnitine 500 mg, 100 capsules Life Extension