L-Theanine is a unique non-protein amino acid found almost exclusively in green tea (Camellia sinensis). It promotes a state of calm, focused alertness without sedation by modulating alpha brain wave activity and balancing excitatory neurotransmitters. Widely used in combination with caffeine to enhance cognitive performance while reducing caffeine-induced jitteriness.
Applications:
- Stress relief and relaxation supplements
- Cognitive performance and focus formulations
- Sleep quality supplements (combined with melatonin/GABA)
- Energy drinks and functional beverages (caffeine synergy)
Key Features & Benefits:
- Promotes calm alertness without drowsiness
- Synergistic with caffeine for clean cognitive enhancement
- Increases alpha brain wave activity
- No animal substance – suitable for halal and vegan formulations
- White crystalline powder, highly water-soluble





