L-Arginine 500 mg

by The Vitamin Shoppe · capsule · 300 capsules

  • On the market (NIH)
  • UPC 7 66536 01382 1
  • DSLD label 183411
  • Serving 1 capsule

L-Arginine 500 mg by The Vitamin Shoppe lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 10 mg of vitamin B6 and 500 mg of L-arginine. Its current label entered the NIH Dietary Supplement Label Database on November 21, 2018.

What is in L-Arginine 500 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).

L-Arginine 500 mg: Supplement Facts rows against the market (DSLD label 183411, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin B6as Pyridoxine HydrochlorideVitamin B6 (Form: as Pyridoxine HCl)10 mg590%Vitamin B6 in L-Arginine 500 mg against 15,277 products10 mg per serving; the middle half of products list 2 mg to 20 mg, the median 6 mg.DV 1.7 mgUL 100 mg10 mg

Higher than 55% of 15,277 products listing vitamin B6 (median 6 mg).

L-Arginineas Arginine, PowderL-Arginine (Form: as Arginine powder base)500 mgArginine in L-Arginine 500 mg against 1,455 products500 mg per serving; the middle half of products list 167 mg to 1,000 mg, the median 500 mg.500 mg

47% of 1,455 products listing arginine give more (median 500 mg).

Source: NIH ODS Dietary Supplement Label Database, label 183411 (entered November 21, 2018), version 9.4.0. See the label on DSLD. 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?

6 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
Directions: Take one (1) capsule daily, preferably in between meals.
Warnings
Warning: Consult your healthcare provider prior to use if you are pregnant, nursing, taking any medication or have any medical conditions.
Keep out of reach of children.
Tamper evident Do not use if outer seal is broken or missing.
Allergens and what it does not contain
Gluten free Dairy free Soy free Nut free Does not contain: Gluten, Sugar, Salt, Artificial Colors or Flavors.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 183411.

What else is on the label?

Other ingredients: Gelatin, Stearic Acid, Magnesium Stearate, Microcrystalline Cellulose, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Quality Promise Tested Trusted Guaranteed 30 day money back guarantee.

How many labels does L-Arginine 500 mg have?

8 labels are on file under this name since March 25, 2014: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 183411 (current) Entered November 21, 2018 · on the market · 300 capsules · UPC 7 66536 01382 1
  2. Label 183407 Entered November 21, 2018 · on the market · 100 capsules · UPC 7 66536 01381 4
  3. Label 81695 Entered February 23, 2018 · off the market October 2, 2018 · 300 capsules · UPC 7 66536 01382 1
  4. Label 81691 Entered February 23, 2018 · off the market October 2, 2018 · 100 capsules · UPC 7 66536 01381 4
  5. Label 76329 Entered July 25, 2017 · off the market November 8, 2017 · 300 capsules · UPC 7 66536 01382 1
  6. Label 76323 Entered July 25, 2017 · off the market November 8, 2017 · 100 capsules · UPC 7 66536 01381 4
  7. Label 31372 Entered March 25, 2014 · off the market June 28, 2017 · 300 capsules · UPC 7 66536 01382 1
  8. Label 31371 Entered March 25, 2014 · off the market June 28, 2017 · 100 capsules · UPC 7 66536 01381 4

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

Who makes it?

The label names Vitamin Shoppe, Inc. (distributor), Secaucus, NJ. All The Vitamin Shoppe products.

Where next?