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L-Theanine (茶氨酸)

Promotes alpha brain-wave activity — relaxed alertness without drowsiness — and pairs with caffeine for smoother focus.

Product Specification

Product NameL-Theanine
CAS No.3081-61-6
Specification≥98% (HPLC); 20–40% (green tea extract)
Test MethodHPLC
AppearanceWhite crystalline powder, highly water-soluble
CategoryMental Wellness & Cognitive
MOQFlexible — contact us
PackagingStandard export packaging; customized options on request

Overview

L-Theanine is an amino acid found naturally in green tea. It promotes alpha brain-wave activity, producing a state of relaxed alertness without drowsiness. It sharpens focus, lowers anxiety, and works synergistically with caffeine for smoother, jitter-free cognitive performance — one of the best-established ingredient pairings in functional beverages.

Key Benefits

  • Promotes alpha brain-wave activity — calm focus without drowsiness
  • Sharpens attention and lowers anxiety
  • Classic pairing with caffeine for smooth cognitive performance

Applications

Focus drinks Relaxation products Functional coffee & tea Lozenges

Popular Synergy Formulas

  • L-Theanine + Caffeine (golden focus pairing)
  • L-Theanine + Magnesium Glycinate + GABA (relaxation triad)
  • L-Theanine + Ashwagandha + Rhodiola (stress management)
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