PlainVitamins

GABA + L-Theanine & L-Arginine

by Approved Science · capsule · 60 capsules

  • On the market (NIH)
  • UPC X003PX63BP
  • DSLD label 319760
  • Serving 1 capsule; amounts per 2 capsules
  • 30 servings

GABA + L-Theanine & L-Arginine by Approved Science lists 5 ingredients, 5 with an amount per serving of 2 capsules, such as 2 mg of vitamin B6, 600 mg of gamma amino butyric acid, 300 mg of L-arginine hydrochloride and 200 mg of L-theanine. Its current label entered the NIH Dietary Supplement Label Database on October 24, 2024.

What is in GABA + L-Theanine & L-Arginine?

Each row as the label prints it, per serving of 2 capsules. 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).

GABA + L-Theanine & L-Arginine: Supplement Facts rows against the market (DSLD label 319760, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B6as Pyridoxal 5-Phosphate2 mg118%Vitamin B6 in GABA + L-Theanine & L-Arginine against 15,277 products2 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg2 mg

69% of 15,277 products listing vitamin B6 give more (median 6 mg). Per day at the most servings: 4 mg.

Gamma Amino Butyric Acid600 mgGABA in GABA + L-Theanine & L-Arginine against 744 products600 mg per serving; the middle half of products list 80 mg to 400 mg, the median 100 mg.600 mg

Higher than 87% of 744 products listing GABA (median 100 mg). Per day at the most servings: 1,200 mg.

L-Arginine Hydrochloride300 mgArginine in GABA + L-Theanine & L-Arginine against 1,455 products300 mg per serving; the middle half of products list 167 mg to 1,000 mg, the median 500 mg.300 mg

64% of 1,455 products listing arginine give more (median 500 mg). Per day at the most servings: 600 mg.

L-Theanine200 mgTheanine in GABA + L-Theanine & L-Arginine against 1,602 products200 mg per serving; the middle half of products list 90 mg to 200 mg, the median 100 mg.200 mg

Higher than 61% of 1,602 products listing theanine (median 100 mg). Per day at the most servings: 400 mg.

BioPerineas Piper nigrumstandardized to 95% piperine, standardized to 50:15 mgBlack Pepper in GABA + L-Theanine & L-Arginine against 2,363 products5 mg per serving; the middle half of products list 5 mg to 10 mg, the median 5 mg.5 mg

33% of 2,363 products listing black pepper give more (median 5 mg). Per day at the most servings: 10 mg.

Source: NIH ODS Dietary Supplement Label Database, label 319760 (entered October 24, 2024), 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 2 servings 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 GABA + L-Theanine & L-Arginine's, rare ingredients counting for more.

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, take two capsules daily, (one in the morning and one in the afternoon), with an 8 oz. glass of water.
Warnings
Caution: Do not exceed recommended dose. Do not use if safety seal is damaged or missing.
Pregnant women or nursing mothers, children under 18, and individuals with a known medical condition, should consult with a physician before taking this or any other dietary supplement.
Pregnant women or nursing mothers, children under 18, and individuals with a known medical condition, should consult with a physician before taking this or any other dietary supplement. Keep out of reach of children.
Allergens and what it does not contain
Made with GMO free ingredients
Storage
Store at room temperature.

Source: label statements in DSLD label 319760.

What else is on the label?

Other ingredients: Cellulose, Rice Flour, Microcrystalline Cellulose, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Vegan friendly Made in USA No animal testing GMP Good Manufacturing Practice Quality Product.

How many labels does GABA + L-Theanine & L-Arginine have?

One label is on file, entered on October 24, 2024.

  1. Label 319760 (current) Entered October 24, 2024 · on the market · 60 capsules · UPC X003PX63BP

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names Approved Science (distributor), New York, NY. All Approved Science products.

Where next?