Pure Encapsulations Acetyl L Carnitine 250 mg Memory & Brain Supplement Brain Support & Focus* Gluten Free & Non GMO 60 Capsules Neuroactive Acetyl l carnitine ALCAR Nature Nurture l Carnitine and Acetyl l carnitine Roles and Neuroprotection in Developing Brain Neurochemical Research Springer Nature Link Acetyl L Carnitine is a modified form of carnitine that has the dual benefit of supporting mental fatigue, improving mood levels and alertness as it crosses the blood brain barrier with ease while supporting Acetyl L Carnitine Acetyl L Carnitine Arginate Exceptional Brain Nutrition Formula