Energize the mind and promote concentration naturally with the help of Swanson Premium Acetyl L-Carnitine! This unique formula comes from the ester of the essential amino acid L-carnitine. Muscles throughout your body need this energy as well to grow stronger as you exercise. Your brain uses this energy to maintain healthy functions like neurotransmitter production. Acetyl L-carnitine also helps maintain healthy neurological function by delivering antioxidant protection throughout the entire nervous system. Each veggie capsule delivers 500 mg of acetyl L-carnitine.