Skip to content

Your bag (0)

Your bag is empty

Let’s find something your skin will love.

Start shopping
Free shipping over $100 · Made Safe® certified skincare · Visit us in Park City
CNPUSAMarketplace brand

L-Theanine Capsules

$15.95USD

0% APR financing available with Shop Pay

Ships in 1–2 business days · Free returns within 30 days

Description

Our L-Theanine Capsules deliver a clean 380mg dose of this naturally occurring amino acid found in green tea leaves. Known for its ability to promote a relaxed but alert feeling, L-Theanine is a favorite for those looking for a sense of calm and balanced focus without drowsiness.

As always, our capsules are made without artificial fillers, binders, or unnecessary ingredients—just pure L-Theanine in a clean glass bottle. Perfect for daily use, stacked with caffeine, or taken on its own.

Instructions for use
Take 1 capsule daily, or as directed by your healthcare professional. May be taken with or without food. Keep out of the reach of children. Avoid excessive heat and store in a cool, dry place.
Ingredients
L-Theanine Powder (380 mg), Pullulan Capsule Shell (organic). Made with Plantcaps® Organic vegetarian capsules, a plant-based capsule made from pullulan naturally fermented from tapioca. No fillers, binders, or additives. Vegan, gluten-free, non-GMO, OU Kosher certified, made in the USA.
Why we love this product
This is calm, bottled simply. A clean 380 mg dose of L-theanine, the amino acid naturally found in green tea leaves, supports a relaxed-but-alert kind of focus without the drowsiness, which makes it a favorite to take on its own or alongside your morning coffee. No artificial fillers, no binders, just pure L-theanine in a plant-based capsule and a clean glass bottle, exactly the kind of low-tox, does-one-thing-well supplement we love.
Meet the brand

USA-made herbal supplements, family-owned since 2008

Complete Natural Products is a family-owned maker of USA-made herbal supplements, crafted with clean-label ingredients since 2008. From kidney and liver support to everyday wellness, formulas are USDA Organic, Non-GMO Verified, and vegan. Thoughtful daily support for people — and their pets.

Since 2008 Family-Owned
USDA Organic
Non-GMO Verified
Shop Complete Natural Products
Complete Natural Products
Made in USA
Vegan
Certified Organic
Good to know

Frequently asked questions

What is L-theanine?
It's a naturally occurring amino acid found in green tea leaves, often enjoyed for a calm, relaxed-but-alert feeling. Each capsule delivers a clean 380 mg dose.
Does it contain caffeine or make you drowsy?
No caffeine, and it's known for supporting a sense of calm focus without drowsiness. Many people pair it with their coffee for smoother, balanced energy.
How do I take it?
Take 1 capsule daily, with or without food, or as directed by your healthcare professional.
Is it clean and vegan?
Yes — it's just pure L-theanine in a plant-based pullulan capsule, with no artificial fillers or binders. It's vegan, gluten-free, non-GMO, and OU Kosher certified.
Is it safe during pregnancy or with medication?
If you're pregnant, nursing, or taking medication, check with your healthcare provider before starting. This statement hasn't been evaluated by the FDA, and the product isn't intended to diagnose, treat, cure, or prevent any disease.