SuppHelper
search
Home›Supplements›Amino Acid›Theanine›L-Theanine 200 mg SR Sports Research
Product Image

L-Theanine 200 mg

SR Sports Research
4.4
★ ★ ★ ★ ★
(17738 ratings)
Theanine 200 mg
Product Image
Score 88

A straightforward L-Theanine softgel from SR Sports Research, providing 200mg per dose with excellent customer satisfaction and a reasonable price.

Quantity: 60 Softgel(s) • (60 servings)
Goals:
flag Mood Support
flag Cognitive Support
flag Sleep Support
flag Energy
flag Stress Relief

leaderboard Score 88

A straightforward L-Theanine softgel from SR Sports Research, providing 200mg per dose with excellent customer satisfaction and a reasonable price.

insightsAnalysis

SR Sports Research offers an L-Theanine supplement providing 200mg per softgel. This product delivers a consistent and effective dose of L-Theanine, focusing on supporting calmness and mental clarity without additional ingredients.

The softgel format is often preferred for ease of swallowing and may offer faster absorption for some users. With 60 servings per bottle and a large volume of positive customer feedback, it stands as a reliable option for individuals seeking consistent support for stress relief, focus, and a balanced mood.

thumb_upPros
  • Excellent customer satisfaction with over 17,000 reviews.
  • Good 200mg dose of L-Theanine.
  • Softgel form is easy to swallow for many users.
  • Reasonable price per serving.
  • Simple, single-ingredient formula.
thumb_downCons
  • Not a branded L-Theanine like Suntheanine.
  • Softgel might contain animal products, not suitable for vegans.
  • No additional synergistic ingredients.
warningWarnings
  • Start with a single softgel to assess individual response and tolerance.
  • Consult a healthcare professional before use if you are pregnant, nursing, or taking other medications.
  • Keep out of reach of children and store at room temperature.
flagReport analysis
$19.95($0.33 per serving)
Amazon
$ 19.95
iHerb
$ 20.97
iHerb
$ 20.97
flagReport prices

Ingredients

IngredientAmount per serving
L-Theanine
200 mg
person Adults 18–50
flagReport overview

Categories

Theanine 90
This product is a top performer within the Theanine collection due to its ideal dosage, convenient softgel form, competitive pricing, and overwhelmingly positive customer feedback from a large user base.
storefront View products

Goals

flag Mood Support 88
The 200mg dose of L-Theanine is highly effective in promoting a sense of calm and fostering a balanced emotional state.
flag Stress Relief 88
The 200mg L-Theanine dose is well-suited to help manage daily stressors and promote a more tranquil disposition.
flag Cognitive Support 83
By fostering a relaxed yet alert mental state, L-Theanine can contribute to improved concentration and mental clarity.
inventory_2Recommended products
92 Value

L-Theanine 200 mg

California Gold Nutrition
4.7
★★★★★
(15182 ratings)
Offers a comparable 200mg L-Theanine dose at an excellent price ($0.16/serving), representing superior value for a pure L-Theanine supplement.
Other sellers (0)
95 Value

Double Strength L-Theanine 200 mg

NOW
4.7
★★★★★
(41457 ratings)
Delivers 200mg L-Theanine with Inositol for $0.18/serving, providing outstanding overall value with additional beneficial ingredients from a top-tier brand.
Other sellers (5)
90 Value

L-Theanine 200 mg Double Strength

Swanson
4.7
★★★★★
(472 ratings)
Offers 200mg of Suntheanine L-Theanine for a competitive $0.26/serving, providing excellent value for a patented form, making it a strong contender.
Other sellers (1)
92 Performance

Suntheanine L-Theanine 125 mg

Natural Factors Stress-Relax
4.7
★★★★★
(1410 ratings)
Provides a higher 250mg dose of Suntheanine, a patented form, offering potentially more pronounced effects for comprehensive L-Theanine benefits.
Other sellers (2)
91 Performance

Suntheanine L-Theanine 100 mg

Natural Factors Stress-Relax
4.7
★★★★★
(3593 ratings)
Features 200mg of Suntheanine, a superior patented L-Theanine form, which often results in higher perceived efficacy and quality compared to generic L-Theanine.
Other sellers (2)
89 Performance

Enhanced Stress Relief

Life Extension
4.5
★★★★★
(927 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.
Other sellers (3)
90 Budget

L-Theanine 200 mg

Advance Physician Formulas
4.7
★★★★★
(619 ratings)
Offers the same 200mg L-Theanine dose at a significantly lower price ($0.15/serving vs $0.28), making it a more economical pure L-Theanine choice.
Other sellers (1)
92 Budget

L-Theanine 200 mg

California Gold Nutrition
4.7
★★★★★
(15182 ratings)
Provides 200mg L-Theanine for $0.16/serving, offering superior value and comparable efficacy for a pure L-Theanine product.
Other sellers (0)
95 Budget

Double Strength L-Theanine 200 mg

NOW
4.7
★★★★★
(41457 ratings)
Delivers 200mg L-Theanine plus Inositol at an outstanding $0.18/serving, offering more ingredients and superior value from a highly reputable brand.
Other sellers (5)
92 Value

L-Theanine 200 mg

California Gold Nutrition
4.7
★★★★★
(15182 ratings)
Offers a comparable 200mg L-Theanine dose at an excellent price ($0.16/serving), representing superior value for a pure L-Theanine supplement.
Other sellers (0)
95 Value

Double Strength L-Theanine 200 mg

NOW
4.7
★★★★★
(41457 ratings)
Delivers 200mg L-Theanine with Inositol for $0.18/serving, providing outstanding overall value with additional beneficial ingredients from a top-tier brand.
Other sellers (5)
90 Value

L-Theanine 200 mg Double Strength

Swanson
4.7
★★★★★
(472 ratings)
Offers 200mg of Suntheanine L-Theanine for a competitive $0.26/serving, providing excellent value for a patented form, making it a strong contender.
Other sellers (1)
92 Performance

Suntheanine L-Theanine 125 mg

Natural Factors Stress-Relax
4.7
★★★★★
(1410 ratings)
Provides a higher 250mg dose of Suntheanine, a patented form, offering potentially more pronounced effects for comprehensive L-Theanine benefits.
Other sellers (2)
91 Performance

Suntheanine L-Theanine 100 mg

Natural Factors Stress-Relax
4.7
★★★★★
(3593 ratings)
Features 200mg of Suntheanine, a superior patented L-Theanine form, which often results in higher perceived efficacy and quality compared to generic L-Theanine.
Other sellers (2)
89 Performance

Enhanced Stress Relief

Life Extension
4.5
★★★★★
(927 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.
Other sellers (3)
flagReport alternatives

SuppHelper

Compare supplements smarter. Science-backed, user-rated, updated daily.

Explore

  • Compare Supplements
  • Health Goals
  • Stacks

Legal

  • Privacy Policy
  • Terms of Use
  • Medical Disclaimer

Stay in the Loop

© 2025 SuppHelper. All rights reserved.