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1. Achieve Natural Relaxation
Our L-theanine supplement helps you reach an ideal state of "calm alertness" during times of stress or fatigue, making it suitable for those who need to work efficiently without feeling drowsy.
2. Alleviates Occasional Stress & Regulates Cortisol Levels
L-theanine supplement is a gentle solution for managing daily stress, with no risk of dependence and no next-day grogginess.
3. Improves Sleep Quality Without Forcing Sleep
Unlike traditional sleep aids, L-theanine does not directly induce sleep. Instead, it improves sleep depth by reducing pre-sleep anxiety and increasing GABA levels, helping users wake up feeling refreshed and clear-headed.
4. High-Purity Standardized Extract – Pure & Safe
Each batch of L-theanine raw material is tested to ensure it is free from caffeine, pesticide residues, and heavy metals. Our L-theanine supplement is made from high-quality ingredients that meet international standards. Encapsulated in plant-based capsules, it is suitable for vegetarians, and contains no gluten, lactose, or artificial additives – offering peace of mind for long-term use.

Office workers with high work pressure, prone to anxiety or difficulty relaxing
Adults who wish to improve difficulty falling asleep or insufficient sleep depth
Students or mental workers needing prolonged focus but wanting to avoid caffeine dependence
Individuals sensitive to caffeine yet still wishing to enhance cognitive performance
Those seeking natural ways to regulate mood and avoid side effects of prescription medications
This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
We offer flexible customization for L-Theanine capsules: choose dosage per capsule (50mg, 100mg, 200mg, or 250mg), optional addition of caffeine (50mg per capsule or none), bottle size (30–240 capsules), and capsule type (vegetable or gelatin). GABA, lemon balm, or melatonin can be added. Free label design support, and every custom batch includes a COA certificate. Low MOQ, one-stop development of your own private-label L-theanine supplement brand.