Caffeine plus L-theanine


Caffeine 100 mg plus L theanine 200 mg (60 capsules, 30 servings)

Caffeine plus L-theanine is a popular stack among nootropic users. Caffeine is an anti-sleep compound from coffee beans. It prevents atagonizing adenosine, the receptors causing sedation and relaxation, and results to alertness and wakefulness. Caffeine alone, though it is great for focus and concentration, may give you jittery feels. L-theanine promotes relaxation that aviod the jittery feels in caffeine. Caffeine plus L-theanine work synergistically that gives a relaxed but alert state that results for a more productive work.


How to take Caffeine plus L-theanine?

  • Take on a ratio of 2:1 of L-theanine and Caffeine (200 mg of L-theanine and 100 mg of Caffeine)
  • Take one capsule when needed


  • Promotes wakefulness
  • Enhance focus
  • Improve memory
  • Boost mood
  • Use to improve physical strength

Half life:

  • Caffeine (on 100 mg) – 5 hours
  • L-theanine (on 100 mg) – 3 hours

Note: Habitual intake of Caffeine may lead to tolerance. Effects of Caffeine will be diminished because of the tolerance. Take a break on taking Caffeine to reduce tolerance.



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