L-Theanine 200 mg
by Bronson · capsule · 360 capsules
- On the market (NIH)
- UPC X001SP1N7B
- DSLD label 298886
- Serving 1 capsule
- 360 servings
L-Theanine 200 mg by Bronson lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 200 mg of L-theanine and 50 mg of passionflower, powder. Its current label entered the NIH Dietary Supplement Label Database on September 25, 2023.
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 |
|---|---|---|---|
| L-Theanine | 200 mg | Higher than 61% of 1,602 products listing theanine (median 100 mg). | |
| Passionflower, Powder | 50 mg | 65% of 562 products listing passionflower give more (median 100 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 298886 (entered September 25, 2023), 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.
- Balanced Mood SupportGNC Total Lean 2 shared, 56% alike
- Balanced Mood SupportGNC Women's Ultra Mega 2 shared, 56% alike
- Passion FlowerVitamin World 1 shared, 54% alike
- Passion FlowerHerbal Authority 1 shared, 54% alike
- Passion Flower Max-VDouglas Laboratories 1 shared, 54% alike
- PassionflowerGaia Herbs Single Herbs · off the market 1 shared, 54% 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: As a dietary supplement for adults, take 1 capsule per day, preferably on an empty stomach or as directed by a healthcare professional.
- Warnings
- Warning: If you are pregnant, nursing or taking any medications, consult a healthcare professional before use.
- Do not use if seal under cap is broken or missing.
- Keep out of reach of children.
- Allergens and what it does not contain
- Non-GMO Gluten-free Soy-free
- Storage
- Store at room temperature.
Source: label statements in DSLD label 298886.
What else is on the label?
Other ingredients: Gelatin, Microcrystalline Cellulose, Magnesium Stearate, Silicon Dioxide.
Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Lab Tested Made from High Quality Ingredients GMP Good Manufacturing Practice.
How many labels does L-Theanine 200 mg have?
4 labels are on file under this name since August 23, 2020: other sizes, label designs and reformulations. The current one leads this page.
- Label 298886 (current) Entered September 25, 2023 · on the market · 360 capsules · UPC X001SP1N7B
- Label 298885 Entered September 25, 2023 · on the market · 120 capsules · UPC X001WGOSJ1
- Label 233036 Entered August 23, 2020 · off the market July 11, 2022 · 360 capsules · UPC X001SP1N7B
- Label 233035 Entered August 23, 2020 · off the market July 11, 2022 · 120 capsules · UPC X001WGOSJ1
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Bronson Laboratories (manufacturer), Hauppauge, NY. All Bronson products.