Curcumin is a natural compound found in turmeric root known for its antioxidant properties and nutritional support for joint and overall wellness.*

What are the benefits of curcumin?

Curcumin supports joint comfort, mobility, and antioxidant activity that helps protect cells from oxidative stress.*

Why better absorption?

This formula includes BioPerine black pepper extract standardized to 95% piperine, which helps enhance curcumin absorption and bioavailability.*

Is this derived from turmeric root?

Yes. The curcumin in this formula is derived from turmeric root and standardized as Curcumin C3 Complex.*

What's the daily dosage?

Adults typically take 2 capsules daily with food, or as recommended by a nutritionally informed physician.*

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Doctor's BEST L-Theanine Caps 150 mg, for Men & Women, 90 Veg Capsules

Product ID: 1864778

Details

Age Range (Description)
Adult
Brand
Doctor's BEST
Diet Type
Gluten Free
Flavor
Unflavored
Item Form
Capsule
Item Weight
0.06 kg

⚡Supports alertness without drowsiness

🌿Non-GMO, vegan & gluten-free veggie capsules

🧠150 mg pure Suntheanine per capsule

$45.57

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Description

🧘‍♂️ Stay sharp, stay calm — the smart way to own your day!

PURE FOCUS FUEL - 150 mg of clinically-backed Suntheanine to sharpen your mental edge.
CLEAN CONSCIOUS - Vegan, gluten-free, soy-free capsules that fit your mindful lifestyle.
STRESS FREE HUSTLE - Promotes calm and relaxation without compromising your productivity.
EFFORTLESS WELLNESS - Easy-to-swallow veggie capsules designed for daily convenience.
TRUSTED SCIENCE PROVEN RESULTS - Backed by 35+ years of rigorous research and quality assurance.

Doctor's BEST L-Theanine Caps deliver 150 mg of pure Suntheanine per vegan capsule, promoting relaxation and mental clarity without drowsiness. Perfect for professionals seeking stress relief and enhanced focus, this non-GMO, gluten-free supplement is crafted with over 35 years of scientific expertise to support your balanced, high-performance lifestyle.

Specifications

ASIN	B001OXTGVG
Age Range Description	Adult
Allergen Information	Gluten Free
Best Sellers Rank	#12,285 in Health & Household ( See Top 100 in Health & Household ) #6 in 5-HTP Nutritional Supplements #1,154 in Sales & Deals
Brand	Doctor's BEST
Brand Name	Doctor's BEST
Color	No Color
Container Type	Bottle
Customer Reviews	4.6 out of 5 stars 2,510 Reviews
Diet Type	Gluten Free
Dosage Form	150
Flavor	Unflavored
Item Dimensions	2.13 x 2.13 x 3.69 inches
Item Form	Capsule
Item Nype Name	L-Theanine
Item Weight	0.06 kg
Manufacturer	Doctor's Best
Manufacturer Part Number	DRB-00197
Material Features	Vegetarian
Model Name	r's Best L-Theanine Contains Suntheanine, Helps Reduce Stress & Sleep, Non-GMO, Gluten Free, Vegan, 150 mg (DRB-00197), 90 Count
Model Number	DRB-00197
Number of Items	1
Primary Supplement Type	multivitamin
Product Benefits	Relaxation
Specific Uses For Product	L-Theanine (Suntheanine®) 150 mg
Total Servings Per Container	90
UPC	753950001978
Unit Count	90 Count

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.