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L-Theanine 200 mg

The Vitamin Shoppe
4.7
★ ★ ★ ★ ★
(138 ratings)
Theanine 200 mg
Product Image
Score94

A standard 200mg theanine capsule for reliable relaxation and focus support.

How scoring works
Quantity:60 Capsule(s) • (60 servings)
Goals:
Mental Focus
Stress Relief
Brain Health
Mood Support
Sleep Support
Productivity Boost
Cognitive Support

Score 94

A standard 200mg theanine capsule for reliable relaxation and focus support.

How scoring works

Also available as

2 options
100.00mg • 60 Capsule(s) servings Theanine 100 mg • 60 Capsule(s) • 60 servings $19.99 ($0.33 per serving) 120 servings Theanine 200 mg • 120 Capsule(s) • 120 servings $44.99 ($0.37 per serving)
$27.99($0.46 per serving)
iHerb
$ 27.99
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Analysis

With 200mg per capsule, this theanine supplement is strong enough to help with both focus and relaxation. It is a straightforward product that provides the amino acid in its active L-form for better biological utility.

This dose is particularly useful for people who need help calming down after a high-pressure situation. It is a reliable and clean option for your daily supplement stack.

Pros

  • Strong 200mg active dose
  • Clean single-ingredient profile
  • Supports calm alertness
  • Reputable brand

Cons

  • Generic theanine source
  • Higher price than the bulk version
  • Standard 60-count bottle

Warnings

  • May cause mild relaxation
  • Monitor focus during daily tasks
  • Keep in a cool, dry place

Nutrient quality

94 Highest impact

A clinical 200mg dose of the primary amino acid is provided for effective relaxation. The single-ingredient focus ensures targeted support for alpha brain wave activity.

Ingredient transparency

100 Highest impact

Labeling is clear and transparent regarding the active ingredient and its dose. No proprietary blends are used, ensuring a direct understanding of what is being consumed.

Customer satisfaction

91 Highest impact

Ratings reflect a high level of user approval for the product's calming benefits. The volume of feedback is sufficient to suggest consistent efficacy across different users.

Value for money

86 Highest impact

Pricing is fair for a high-dose amino acid supplement from a major retailer. It provides a reliable option for those seeking effective relaxation at a mid-range price point.

Report analysis

Goals

Mental Focus
Impact
Highest effect
A+ Goal FitA Strength of SupportC CoverageA+ Formula Quality

L-Theanine in a 200mg capsule dose supports cognitive clarity by modulating neurotransmitters and promoting alpha brain waves. This state of relaxed alertness is ideal for maintaining focus during mentally demanding periods.

Consistent daily intake may contribute to improved attention span and a more resilient response to stress. It is a highly targeted and clean supplement for those wanting a specific nootropic effect.

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Stress Relief
Impact
Highest effect
A Goal FitA Strength of SupportC+ CoverageA+ Formula Quality

This 200mg dose of L-Theanine provides powerful support for a calm and focused mental state during periods of stress. By modulating inhibitory neurotransmitters and brain wave activity, theanine helps reduce nervous tension without causing unwanted sedation.

As a clean, single-ingredient supplement, it offers a direct and uncomplicated approach to managing acute psychological pressure. This high-potency formula appears well aligned for individuals seeking effective, evidence-based relaxation during their day.

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Brain Health
Impact
Highest effect
A+ Goal FitA Strength of SupportC- CoverageA+ Formula Quality

Provides 200 mg of L-Theanine per serving to support mental clarity and focused attention during demanding daily activities. This amino acid is clinically supported for promoting relaxation without causing daytime sleepiness, helping the brain stay alert but calm.

The single-ingredient capsule format ensures high precision in dosing and avoids the potential interactions found in complex nootropic stacks. It is highly aligned for individuals seeking a straightforward and clean approach to cognitive support.

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Mood Support
Impact
Highest effect
A Goal FitA Strength of SupportC+ CoverageA+ Formula Quality

L-theanine at a dose of 200 mg serves as the primary active agent for promoting relaxation. This single-ingredient approach targets alpha brain wave activity to facilitate a calm mental state.

The focus on a specific, research-backed amino acid provides reliable support for emotional balance. Its simplicity avoids unnecessary additives while maintaining high alignment with relaxation goals.

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Sleep Support
Impact
Highest effect
A Goal FitA Strength of SupportC+ CoverageA+ Formula Quality

L-Theanine in a potent 200mg dose provides focused support for mental relaxation before rest.

This mechanism appears well aligned with reducing evening stress which may contribute to a better transition into sleep.

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Productivity Boost
Impact
Highest effect
A Goal FitA Strength of SupportC CoverageA+ Formula Quality

L-Theanine is featured in this 200mg capsule to support relaxed wakefulness and focus. This dose may contribute to sustained mental clarity during high-stress periods.

The 200mg dose is highly effective and matches upper ranges used in cognitive clinical studies. Using the pure L-isomer ensures consistent and reliable biological activity for focus support.

View goal →
Cognitive Support
Impact
Highest effect
A Goal FitA Strength of SupportC CoverageA+ Formula Quality

L-theanine is provided at 200mg per capsule to support mental focus and promote a state of relaxed alertness. This amino acid is commonly utilized to help individuals maintain clarity during periods of intense cognitive demand.

Alignment with the cognitive support goal is strong due to the role of theanine in supporting healthy neurotransmission and alpha wave activity. The formula is straightforward and provides an effective therapeutic dose of the active L-isomer.

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Ingredients

IngredientAmount per serving
L-Theanine
200 mg
Gluten Free Adults 18–50 Dairy Free Sugar Free Vegetarian
Report overview
Theanine · 200 mg OverallScore88
B+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB+ Value
This supplement provides a potent 200mg dose of L-Theanine in a single capsule for effective relaxation support. It is an straightforward choice for those wanting a standard dose from a reliable retail brand.
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