Bullet Points : 1 > Acetyl-L-Carnitine Crosses The Blood Brain Barrier More Readily Than L-Carnitine 2 >Positively Affects The Brain Chemistry Involved With Memory And Moods 3 >Free Form Amino Acid, High Purity, Well Tolerated 4 >This Nutrient Is Of The Highest Quality And Purity Obtainable, Free Of All Common Allergens (Antigens), And Does Not Contain Preservatives, Diluents, Or Artificial Additives 5 >Keep In A Cool, Dry Place, Tightly Capped Description : Allergy Research Group - Acetyl-L-Carnitine 500 Mg 100 Capsules