5 Reasons to Combine L-Theanine With Caffeine
Long before most nootropic supplements existed, people have used caffeine in coffee beans and other plants as a mental and physical booster. To date, caffeine remains one of the most widely used over-the-counter stimulants. It can be taken on its own as a nootropic supplement to improve cognitive performance, and it is also a common ingredient in many nootropic formulas. There is no...