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- Evidence fitL-Theanine is the strongest evidence signal for this outcome.
- Dose fitL-Theanine at 150 mg lands inside the studied 100-400 mg window.
- Price / serving$0.23 per serving — mid price tier for this outcome.
- AvailabilityIn stock across major retailers; 99% availability confidence.
- TrustStrong trust signals — consistently high marks from verified buyer ratings.
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