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Theanine

Thorne
4.7
★ ★ ★ ★ ★
(1029 ratings)
Theanine 200 mg
Product Image
Score 94.0

A premium, ultra-pure Suntheanine L-Theanine from Thorne, ideal for those prioritizing top-tier quality.

Quantity: 90 Capsule(s)Servings size: 1 Capsule(s) (90 servings)
Selected goals:
Other goals:
Stress Relief
Mental Focus
Brain Health
Mood Support
Sleep Support

Score 94.0

A premium, ultra-pure Suntheanine L-Theanine from Thorne, ideal for those prioritizing top-tier quality.

Analysis

The 200mg dose of Suntheanine is clinically effective for promoting alpha brain waves, leading to relaxed focus, stress reduction, and mood support. Thorne's commitment to ingredient quality and manufacturing excellence is a hallmark of the brand, making it a go-to for sensitive individuals or those seeking the highest level of assurance. Online reviews, particularly from health professionals and discerning consumers, consistently laud Thorne for its reliability and efficacy, confirming nutritionist recommendations for a premium L-Theanine option.

Pros
  • Contains 200mg of Suntheanine, a premium, patented form of L-Theanine.
  • From Thorne, a highly respected brand known for exceptional purity, rigorous testing, and professional-grade supplements.
  • Optimal dosage for effective stress relief, mental focus, and mood support.
  • Free from common allergens and unnecessary binders, appealing to sensitive individuals.
Cons
  • Very high price per serving ($0.71), making it significantly more expensive than most alternatives.
  • May not be accessible for budget-conscious consumers despite its quality.
  • Doesn't include additional synergistic ingredients, which some prefer for a comprehensive approach.
Warnings
  • No significant warnings specific to L-Theanine when taken at recommended doses.
$57.60($0.64 per serving)
Pure Formulas
$ 64.00
Amazon
$ 64.00
iHerb
$ 57.60
Vitacost
$ 64.00
Ingredients
IngredientAmount per serving
Suntheanine (L-Theanine) 200 mg
Gluten Free Adults 18–50
Categories
Theanine 95.0
Thorne's offering stands out as a premier choice in the Theanine collection due to its use of Suntheanine and Thorne's unmatched quality standards, setting the bar for purity and efficacy, albeit at a premium price.
Goals
Stress Relief 95.0
The 200mg Suntheanine dose is highly effective for reducing stress and promoting deep relaxation, with the added confidence of Thorne's purity.
Mental Focus 93.0
Suntheanine's ability to enhance alpha brain waves is maximized at this dose, significantly improving concentration and mental clarity.
Mood Support 93.0
By robustly influencing neurotransmitter pathways, this dose of Suntheanine from a trusted brand excels at balancing mood and fostering well-being.
90 Value

L-Theanine 200 mg Double Strength

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★★★★★
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Suntheanine L-Theanine 100 mg

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★★★★★
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Offers a slightly higher 250mg dose of the same premium Suntheanine, which might provide more intense effects for some users.
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Enhanced Stress Relief

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4.4
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Features 200mg L-Theanine with 600mg Ashwagandha, offering a strong adaptogenic synergy for comprehensive stress and anxiety relief with different complementary benefits.
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L-Theanine 200 mg

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Offers 200mg of L-Theanine at an exceptionally low price ($0.15/serving vs $0.71), providing a vastly more affordable option if brand prestige is secondary.
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L-Theanine 200 mg

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(13349 ratings)
Provides 200mg L-Theanine for $0.16/serving, offering excellent value for an effective dose at a fraction of Thorne's price.
95 Budget

Double Strength L-Theanine 200 mg

NOW
4.7
★★★★★
(20326 ratings)
Delivers 200mg L-Theanine plus Inositol for $0.18/serving, offering remarkable value and comparable efficacy for a fraction of the cost, from a trusted brand.
90 Value

L-Theanine 200 mg Double Strength

Swanson
4.6
★★★★★
(361 ratings)
Offers 200mg of Suntheanine L-Theanine for a significantly lower price ($0.26/serving vs $0.71), providing excellent value for a patented form.
91 Value

Suntheanine L-Theanine 100 mg

Natural Factors Stress-Relax
4.7
★★★★★
(1978 ratings)
Contains 200mg of Suntheanine L-Theanine at a much better price ($0.29/serving vs $0.71), providing comparable quality at a superior value.
95 Value

Double Strength L-Theanine 200 mg

NOW
4.7
★★★★★
(20326 ratings)
Delivers 200mg L-Theanine with Inositol for an exceptional $0.18/serving, providing dramatically superior value and strong efficacy from a highly trusted brand, making it a compelling alternative despite not being Suntheanine.
92 Performance

Suntheanine L-Theanine 125 mg

Natural Factors Stress-Relax
4.6
★★★★★
(1292 ratings)
Offers a slightly higher 250mg dose of the same premium Suntheanine, which might provide more intense effects for some users.
89 Performance

Enhanced Stress Relief

Life Extension
4.5
★★★★★
(861 ratings)
Combines 200mg L-Theanine with 300mg Lemon Balm, offering a powerful synergistic blend for enhanced stress relief and mood support, providing a broader approach than pure L-Theanine.
88 Performance

Anxiety & Stress Relief

Nature's Bounty
4.4
★★★★★
(9054 ratings)
Features 200mg L-Theanine with 600mg Ashwagandha, offering a strong adaptogenic synergy for comprehensive stress and anxiety relief with different complementary benefits.