Question: what is the best supplement for improving memory?
Answer: Fish Oils. Fish oil supplements are a rich source of docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA), two types of omega-3 fatty acids. ... 
Resveratrol. ... 
Caffeine. ... 
Phosphatidylserine. ... 
Acetyl-L-Carnitine. ... 
Ginkgo Biloba. ... 
Creatine. ... 
Bacopa Monnieri.