meditate to develop awareness of when you’ve entered and when you’ve exceeded your optimal stimulating level. When you do enter, or leave, the state, stop and pay as much attention to how good or bad it feels. Soak up the awareness of the feeling. This conditions your subconscious to feed you the right amount of caffeine, enhancing the subtle signal of anxiety levels and optimal flow, to overpower the more direct “addictive substance = take more!” reflex your brain wants to do.
When you’ve accidentally overcaffeinated, take some L-theanine to utterly destroy the anxiety/avoidance feeling of the overcaffeination.
Two ways: