SKU: 4944753722

Doctors Best - L-Theanine with Suntheanine® (150mg) 90vc

Sale price$63.45 Regular price$70.50
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Ships within 48 hours · Estimated delivery Jul 22 - Jul 27

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Description

Doctors Best - L-Theanine with Suntheanine® (150mg) 90vcProduct Description Doctor's Best L Theanine Tension & Stress Support is a unique amino acid found in green tea that supports relaxation, mental focus and a healthy stress response. This formula contains Suntheanine, a patented form of L theanine that has been the subject of numerous safety studies and human clinical research. Research has shown that supplemental L theanine crosses the blood brain barrier within 30 minutes of intake and exerts its

Product Description
Doctor's Best L-Theanine – Tension & Stress Support is a unique amino acid found in green tea that supports relaxation, mental focus and a healthy stress response. 

This formula contains Suntheanine®, a patented form of L-theanine that has been the subject of numerous safety studies and human clinical research. Research has shown that supplemental L-theanine crosses the blood-brain barrier within 30 minutes of intake and exerts its effects directly on the brain.  
 
L-Theanine is best known for its unique ability to support relaxation without causing drowsiness.

Benefits

  • Supports a healthy stress response
  • Supports relaxation without causing drowsiness
  • Supports mental focus

Directions
Suggested Adult Use: Take one capsule daily without food or as directed by a healthcare practitioner.

Ingredients
Each 1 vege capsule serve contains:
L-theanine (Suntheanine®) 150mg 

Other ingredients: Microcrystalline cellulose, hypromellose (vegetarian capsule), silicon dioxide.

Non-GMO, Soy-free and Vegan.

Cautions

  • If pregnant or breastfeeding check with a healthcare practitioner prior to use. 
  • Always read the label and use as directed. If symptoms persist see your healthcare professional.
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 4944753722

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Geff Chu
Whiting, US
★★★★★ 5
Nice replacement filter
Fits perfectly
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Reviewed in the United States on April 18, 2026
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William
New York, US
★★★★★ 5
Fit
Size: 8.8" x 9.3" x 1.1"
Product looks and works well
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Reviewed in the United States on May 7, 2026
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Chris G
Bozeman, US
★★★★★ 5
Easy installation
Size: 8.8" x 9.3" x 1.1"
It fit my 2011 Honda accord coupe 👍🏼
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Reviewed in the United States on March 15, 2026
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Teresa
Chelsea, US
★★★★★ 5
Works great
Size: 8.8" x 9.3" x 1.1"
Good filter
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Reviewed in the United States on August 15, 2025
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tonyb
Boise, US
★★★★★ 5
Fit as stated
Size: 8.8" x 9.3" x 1.1"
Perfect fit for my 2013 Honda and price was great
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Reviewed in the United States on April 28, 2025

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