Doctor's Best L-Theanine Caps 150 mg, for Men & Women, 90 Veg Capsules
Stock Expiry Date*: 06-01-2027
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- L-THEANINE SUPPLEMENT: Each capsule provides 150 mg of Suntheanine, a pure form of L-theanine (the amino acid found in green tea). It is known for its supportive role in relaxation & mental clarity
- TENSION & STRESS SUPPORT: L-theanine helps encourage a relaxed state without drowsiness, supporting a sense of calm during everyday stress while still allowing for alertness and focus
- PROMOTES FOCUS: This supplement supports cognitive performance by promoting attention and mental sharpness, beneficial for work, study, or other focus-driven activities
- 150 MG VEGGIE CAPS: Doctor's Best L-Theanine comes in convenient, easy-to-swallow veggie capsules. This formula is Non-GMO, gluten free, soy free, and vegan-friendly, fitting a variety of lifestyles
- DOCTOR'S BEST: Good nutrition starts with sound science. For over 35 years, we have been dedicated to providing only thoroughly researched, rigorously tested, and clinically-approved supplements
| Ingredients | Microcrystalline Cellulose, L-Theanine (as Suntheanine) 150 mg, modified cellulose (vegetarian capsule.) |
| Model Name | Non-Gmo, Gluten Free, 90 Count, Vegan, r's Best L-Theanine Contains Suntheanine, Helps Reduce Stress & Sleep, 150 mg (DRB-00197) |
| Product Dimensions | 1.92 ounces, 2.13 x 2.13 x 3.69 inches |
| Ingredients | Icrocrystalline Cellulose, L-Theanine (as Suntheanine) 150 Mg, Modified Cellulose (vegetarian Capsule.) |
| Date First Available | 2009, September 1 |
| Brand | Doctor's Best |
| Flavor | Unflavored |
| Unit Count | 90 Count |
| Item Form | Capsule |
| Item Weight | 1.92 Ounces |
| Product Benefits | Relaxation |
| Age Range (description) | Adult |
| Number Of Items | 1 |
| Dosage Form | 150 |
| Primary Supplement Type | Multivitamin |
| Diet Type | Gluten Free |
| Manufacturer | Doctor's Best |
| Item Dimensions L X W X H | 2.13 X 2.13 X 3.69 Inches |
| Product Type | 5-HTP |
| Specific Uses For Product | L-Theanine (Suntheanine®) 150 mg |
| Allergen Information | Gluten Free |
| Upc | 753950001978 |
| Package Information | Bottle |
| Flavor | Unflavor |
| Item Form | Capsule |
| Product Type | Nutritional Supplement |
| Unit Count | 90 Count |
| Brand | Doctor's Best |
| Age Range Description | Adult |
| Container Type | Bottle |
| Manufacturer Part Number | DRB-00197 |
| Total Servings Per Container | 90 |
| Material Features | Vegetarian |
| Model Number | DRB-00197 |
| Item Dimensions | 2.13 x 2.13 x 3.69 inches |
| Item Nype Name | L-Theanine |
| Department | Health and Beauty>Health and Wellness |
| Item model number | DRB-00197 |
| Colour | No Color |
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SKU |
BRSWIYYGDMORGD3K |
Category |
Vitamins, Minerals & Supplements , Amino Acids , 5-HTP |
Tags |
Estimated shipping
Select a product to estimate shipping.At Doctor’s Best, we understand that stress can be an unwelcome guest. That is why our specialized formula features a pure form of L-theanine that is renowned for promoting relaxation, managing stress, and sharpening focus for a more balanced state of mind.*
Important information
Safety Information
This product is labelled to United States standards and may differ from similar products sold elsewhere in its ingredients, labeling and allergen warnings
Indications
not available
Ingredients
L-Theanine (as Suntheanine) 150 mg, Microcrystalline cellulose, modified cellulose (vegetarian capsule.)
Directions
One capsule daily, or as directed by a health care practitioner. Store in a cool dry place.
Legal Disclaimer
Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition.
Product Dimensions
2.13 x 2.13 x 3.69 inches; 1.92 ounces
Product details





Shipping & Delivery
At Nutricity, we aim to deliver your order as quickly and safely as possible.
Domestic Shipping :
Orders are typically delivered within 3–6 business days.
International Shipping:
Estimated delivery time is 12–26 business days, depending on the destination and customs processing.
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Disclaimer
Dietary supplements are not medicines. Products sold on this website are not intended to diagnose, treat, cure, or prevent any disease. If you have a medical condition then always consult a qualified healthcare professional before use. Individual results may vary. By placing an order, you agree to comply with your country’s import regulations. We cover applicable duties and taxes where stated.
*Expiry Date Information:
Please note that the expiry date may vary from batch to batch. However, we guarantee that all products shipped to our customers have a valid shelf life and will not be expired at the time of delivery.






