Featuring a unique combination of ingredients selected by internationally renowned neurologist Dr. David Perlmutter, Neuro-Logic is an advanced preventive maintenance formula for the mind that provides powerful support for healthy brain function and cognition. The formula includes Kyolic's Aged Garlic Extract, standardized ginkgo biloba extract, phosphatidylserine (PS), acetyl-L-carnitine, lecithin, vitamin B-12 and folic acid. Gluten free.