L-Theanine 200 mg
by Country Life · capsule · 30 vegan capsules
- On the market (NIH)
- UPC 0 15794 01411 9
- DSLD label 333296
- Serving 1 capsule
- 30 servings
L-Theanine 200 mg by Country Life lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 4.25 mg of vitamin B6 and 200 mg of suntheanine. Its current label entered the NIH Dietary Supplement Label Database on August 22, 2025.
What is in L-Theanine 200 mg?
Each row as the label prints it, per serving of 1 capsule. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Vitamin B6as Pyridoxine Hydrochloride | 4.25 mg | 250% | 59% of 15,277 products listing vitamin B6 give more (median 6 mg). |
| Suntheanineas L-TheanineSuntheanine is a registered trademark of Taiyo International, Inc. | 200 mg | Higher than 61% of 1,602 products listing theanine (median 100 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 333296 (entered August 22, 2025), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.
Is that a lot?
Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.
The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.
The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.
Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.
Which products have the closest formulas?
The products whose ingredient lists overlap most with L-Theanine 200 mg's, rare ingredients counting for more.
- L-Theanine Chewables 200 mg Natural Lemon Lime FlavorSolaray 2 shared, 79% alike
- TheanineNatrol 1 shared, 67% alike
- L-TheanineOL Olympian Labs · off the market 1 shared, 67% alike
- L-Theanine 200 mgGood 'N Natural · off the market 1 shared, 67% alike
- L-Theanine 100 mgNewflower Farmers Markets 1 shared, 67% alike
- L-Theanine 200 mgVitamin World 1 shared, 67% alike
Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.
What does the label say about taking it?
Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.
- Directions
- Directions: Adults take one (1) capsule daily on an empty stomach.
- Warnings
- As a reminder, discuss the supplements and medications that you take with your health care providers.
- Caution: If you are pregnant, nursing, or taking medication, have a medical condition or planning surgery, consult a doctor before using this product.
- Stop using and consult a doctor if any adverse reactions occur. Do not accept if seal is broken.
- Keep out of the reach of children.
- Allergens and what it does not contain
- Yes Non-GMO project verified Yes certified gluten free by gfco.org No yeast, corn or wheat No soy, milk or salt No sugar or preservatives No artificial colors, flavors or sweeteners
- Certified gluten-free
- Non GMO Project Verified nongmoproject.org
- Storage
- Store in a dry place between 59 degrees - 86 degrees F.
Source: label statements in DSLD label 333296.
What else is on the label?
Other ingredients: Cellulose, Cellulose, Magnesium Stearate, Silica.
Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Certified B Corporation Certified Gluten Free GFCO.org (Gluten-Free Certification Organization) IFANCA Certified Crescent M Halal K (Kosher). Listed with: Certified gluten-free (GFCO) (a seal is the label's claim; the certifier's own list confirms it).
How many labels does L-Theanine 200 mg have?
7 labels are on file under this name since December 21, 2012: other sizes, label designs and reformulations. The current one leads this page.
- Label 333296 (current) Entered August 22, 2025 · on the market · 30 vegan capsules · UPC 0 15794 01411 9
- Label 326809 Entered May 21, 2025 · on the market · 60 vegan capsules · UPC 0 15794 01412 6
- Label 204529 Entered July 24, 2019 · off the market October 3, 2023 · 60 vegan capsules · UPC 0 15794 01412 6
- Label 204527 Entered July 24, 2019 · on the market · 30 vegan capsules · UPC 0 15794 01411 9
- Label 63536 Entered August 24, 2016 · off the market February 13, 2019 · 60 vegan capsules · UPC 0 15794 01412 6
- Label 63534 Entered August 24, 2016 · off the market February 13, 2019 · 30 vegan capsules · UPC 0 15794 01411 9
- Label 13102 Entered December 21, 2012 · off the market July 19, 2016 · 30 vegetarian capsules · UPC 0 15794 01411 9
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Country Life, LLC (manufacturer), Hauppauge, NY. All Country Life products.