Memory Boost promotes mental clarity by enhancing both memory and cognitive function. This comprehensive formula contains seven brain-boosting nutrients, extracts, and antioxidants that work together to supply the brain with energy, to protect neurons, and to defend the brain against free radical damage. Each vegetarian capsule contains:Acetyl-L carnitine (N-acetyl-L-carnitine hydrochloride) 166.5mgN-acetyl-L-cysteine 100mgAlpha-lipoic acid 50mgGinkgo biloba extract 50:1 (leaf) 20mgPhosphatidylserine (Helianthus annuus)(seed) 16.5mg(Provided by 33mg of non-GMO sunflower lecithin complex) Also contains naturally occurring phosphatidylcholine (PC) and phosphatidylethanolamine (PE)Vinpocetine 2.5mgHuperzia serrata extract (whole) 2.5mgHuperzine A 25mcg