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Theanine

This amino acid is found most commonly in green tea, which has been known to reduce stress and improve cognitive performance and alertness. Theanine supplements may promote relaxation as well as boost your immune system function.

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  1. L-Theanine - 60 capsules
    Douglas Laboratories

    L-Theanine

    60 Capsules
    Item #: 98740-60X
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    Our Price: $28.60

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  2. L-Theanine - 60 capsules
    DaVinci Laboratories

    L-Theanine

    60 Capsules
    Item #: 0200132.060
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    Our Price: $36.40

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  3. L-Theanine - 60 capsules
    Enzymatic Therapy

    L-Theanine

    60 Capsules
    Item #: 09556
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    List Price: $20.49

    Our Price: $15.37 You Save: $5.12 (25%)

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  4. l-Theanine - 120 capsules
    Pure Encapsulations

    l-Theanine

    120 Capsules

    Our Price: $85.30

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  5. L-Theanine - 60 capsules
    Integrative Therapeutics

    L-Theanine

    60 Capsules
    Item #: 79556
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    Our Price: $20.50

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  6. l-Theanine - 60 capsules
    Pure Encapsulations

    l-Theanine

    60 Capsules
    Item #: LTH6
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    Our Price: $46.90

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  7. L-Theanine - 30 capsules
    DaVinci Laboratories

    L-Theanine

    30 Capsules
    Item #: 0200132.030
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    Our Price: $20.90

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  8. L-Theanine - 180 capsules
    Enzymatic Therapy

    L-Theanine

    180 Capsules
    Item #: 09550
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    List Price: $54.99

    Our Price: $41.24 You Save: $13.75 (25%)

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  9. L-Theanine 100 mg - 60 capsules
    Metabolic Maintenance

    L-Theanine 100 mg

    60 Capsules
    Item #: 00146
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    Our Price: $33.00

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  10. L-Theanine 100 mg - 90 capsules
    NOW

    L-Theanine 100 mg

    90 Capsules
    Item #: 0145
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    List Price: $21.99

    Our Price: $15.29 You Save: $6.70 (30%)

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  11. L-Theanine 200 mg - 120 capsules
    Metabolic Maintenance

    L-Theanine 200 mg

    120 Capsules
    Item #: 00147
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    Our Price: $56.00

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  12. L-Theanine 200 mg - 60 capsules
    NOW

    L-Theanine 200 mg

    60 Capsules
    Item #: 0147
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    List Price: $25.99

    Our Price: $18.19 You Save: $7.80 (30%)

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  13. L-Theanine 200 mg - 60 capsules
    Vital Nutrients

    L-Theanine 200 mg

    60 Capsules
    Item #: VNTHEA
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    Our Price: $35.85

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  14. L-Theanine 200 mg - 60 capsules
    Protocol For Life Balance

    L-Theanine 200 mg

    60 Capsules
    Item #: P0147
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    Our Price: $26.00

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  15. L-Theanine 250 mg - 100 capsules
    Kirkman

    L-Theanine 250 mg

    100 Capsules
    Item #: 5515-100
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    Our Price: $34.50

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  16. Theanine 100 - 60 capsules
    Jarrow Formulas

    Theanine 100

    60 Capsules
    Item #: THE
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    List Price: $15.95

    Our Price: $11.96 You Save: $3.99 (25%)

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  17. Theanine 200 - 60 capsules
    Jarrow Formulas

    Theanine 200

    60 Capsules
    Item #: THE200
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    List Price: $25.95

    Our Price: $18.17 You Save: $7.78 (30%)

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The statements and claims made on this site have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure, or prevent any disease. Accutrition Nutritional Consultants® is not liable for the misuse or misinterpretation of any information on this site. Product ingredients and formulations may change over time. We attempt to keep this information up-to-date and accurate, but it is your responsibility to review all product labels before opening. Always consult with your health care practitioner before implementing a diet or supplement regimen.