PlainVitamins

GABA 500 mg

by NOW · capsule · 100 veg capsules

  • On the market (NIH)
  • UPC 7 33739 00087 3
  • DSLD label 277477
  • Serving 1 veg capsule
  • 100 servings

GABA 500 mg by NOW lists 2 ingredients, 2 with an amount per serving of 1 veg capsule, such as 2 mg of vitamin B6 and 500 mg of GABA. Its current label entered the NIH Dietary Supplement Label Database on September 22, 2022.

What is in GABA 500 mg?

Each row as the label prints it, per serving of 1 veg 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).

GABA 500 mg: Supplement Facts rows against the market (DSLD label 277477, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B6as Pyridoxine HydrochlorideVitamin B-6 (Form: from Pyridoxine HCl)2 mg118%Vitamin B6 in GABA 500 mg 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: 6 mg.

GABA500 mgGABA in GABA 500 mg against 744 products500 mg per serving; the middle half of products list 80 mg to 400 mg, the median 100 mg.500 mg

Higher than 77% of 744 products listing GABA (median 100 mg). Per day at the most servings: 1,500 mg.

Source: NIH ODS Dietary Supplement Label Database, label 277477 (entered September 22, 2022), 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 to 3 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?

5 products list the very same ingredients; the nearest amounts come first.

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
Suggested Usage: Take 1 capsule 2 to 3 times daily as needed, preferably with juice or water on an empty stomach.
Warnings
Caution: For adults only.
Consult physician if pregnant/nursing, taking medication, or have a medical condition.
Keep out of reach of children.
Not manufactured with wheat, gluten, soy, corn, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Allergens and what it does not contain
Non-GMO
Not manufactured with wheat, gluten, soy, corn, milk, egg, fish, shellfish or tree nut ingredients.
Storage
Store in a cool, dry place after opening.

Source: label statements in DSLD label 277477.

What else is on the label?

Other ingredients: Hypromellose, Rice Flour, Silicon Dioxide, Stearic Acid.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Triangle K (Kosher); GMP Quality Assured.

How many labels does GABA 500 mg have?

12 labels are on file under this name since December 23, 2011: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 277477 (current) Entered September 22, 2022 · on the market · 100 veg capsules · UPC 7 33739 00087 3
  2. Label 244372 Entered February 25, 2021 · on the market · 200 veg capsules · UPC 7 33739 00088 0
  3. Label 71959 Entered March 24, 2017 · off the market August 4, 2023 · 200 veg capsules · UPC 7 33739 00088 0
  4. Label 70137 Entered January 25, 2017 · off the market August 4, 2023 · 100 veg capsules · UPC 7 33739 00087 3
  5. Label 69476 Entered January 25, 2017 · off the market March 7, 2017 · 200 veg capsules · UPC 7 33739 00088 0
  6. Label 69475 Entered January 25, 2017 · off the market November 30, 2016 · 100 veg capsules · UPC 7 33739 00087 3
  7. Label 46252 Entered June 25, 2015 · off the market July 18, 2016 · 200 veg capsules · UPC 7 33739 00088 0
  8. Label 46251 Entered June 25, 2015 · off the market July 18, 2016 · 100 veg capsules · UPC 7 33739 00087 3
  9. Label 36997 Entered October 27, 2014 · off the market May 21, 2015 · 200 capsules · UPC 7 33739 00088 0
  10. Label 36996 Entered October 27, 2014 · off the market May 21, 2015 · 100 capsules · UPC 7 33739 00087 3
  11. Label 13227 Entered October 1, 2012 · off the market July 2, 2014 · 200 capsules · UPC 7 33739 00088 0
  12. Label 2810 Entered December 23, 2011 · off the market July 2, 2014 · 100 capsules · UPC 7 33739 00087 3

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

Who makes it?

The label names NOW Foods (manufacturer), Bloomingdale, IL. All NOW products.

Where next?