Neuro-Logic enhances brain function, improves memory and mental acuity. Neuro-Logic is an exclusive formula which enhances brain function, designed by David Perlmutter, M.D., Diplomat of the American Board of Neurology, and internationally recognized as a leader in the field of nutritional influences in neurology. This unique combination of Aged Garlic Extract, Ginkgo Biloba Extract, Lecithin, Acetyl-L-Carnitine, and Phosphatidylserine enhances brain function by improving memory and mental acuity. These ingredients have been proven effective in extensive medical research studies. Improves memory and mental acuity.