
Caffeine and meth hit the same receptor. What happens next is the whole story. Caffeine alone spikes you, then drops you. The crash was never the caffeine's fault. It was the missing half. Add L-theanine and the spike becomes smooth, hours-long focus. No jitters. No 2pm cliff. Absorbed through the cheek in 5 to 10 minutes, not your gut in an hour. Energy you can actually steer.