PlainVitamins

L-Arginine L-Ornithine 500 mg/250 mg

by Solgar · capsule · 100 vegetable capsules

  • Off the market since November 2022 (NIH)
  • UPC 0 33984 00161 9
  • DSLD label 63265
  • Serving 1 vegetable capsule

L-Arginine L-Ornithine 500 mg/250 mg by Solgar lists 2 ingredients, 2 with an amount per serving of 1 vegetable capsule, such as 500 mg of L-arginine and 250 mg of L-ornithine. Its current label entered the NIH Dietary Supplement Label Database on August 24, 2016.

What is in L-Arginine L-Ornithine 500 mg/250 mg?

Each row as the label prints it, per serving of 1 vegetable 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 L-Ornithine 500 mg/250 mg: Supplement Facts rows against the market (DSLD label 63265, January 2026 release)
IngredientAmount% DVAmong products listing it
L-ArginineL-Arginine Note: free form500 mgArginine in L-Arginine L-Ornithine 500 mg/250 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). Per day at the most servings: 1,000 mg.

L-OrnithineL-Ornithine Note: free form250 mgOrnithine in L-Arginine L-Ornithine 500 mg/250 mg against 258 products250 mg per serving; the middle half of products list 100 mg to 900 mg, the median 400 mg.250 mg

57% of 258 products listing ornithine give more (median 400 mg). Per day at the most servings: 500 mg.

Source: NIH ODS Dietary Supplement Label Database, label 63265 (entered August 24, 2016), 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 1 to 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?

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
Suggested use: As a dietary supplement for adults, take one vegetable capsule one to two times daily, preferably with meals or as directed by a healthcare practitioner.
Warnings
If you are pregnant, nursing, taking any medications or have any medical condition, please consult your healthcare practitioner before taking any dietary supplement.
Discontinue use and consult your healthcare practitioner if any adverse reactions occur.
Keep out of reach of children.
Do not use if outer bottle seal is missing or damaged.
Allergens and what it does not contain
Gluten, Wheat & Dairy free
Non-GMO
Free of: Gluten, Wheat, Dairy, Soy, Yeast, Sugar, Sodium, Artificial Flavor, Sweetener, Preservatives and Color.
Storage
Store at room temperature.

Source: label statements in DSLD label 63265.

What else is on the label?

Other ingredients: Vegetable Cellulose, Vegetable Magnesium Stearate, Silica.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GF Certified Gluten free; K Parve. 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-Arginine L-Ornithine 500 mg/250 mg have?

5 labels are on file under this name since April 24, 2015: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 63265 (current) Entered August 24, 2016 · off the market November 2, 2022 · 100 vegetable capsules · UPC 0 33984 00161 9
  2. Label 63263 Entered August 24, 2016 · off the market November 2, 2022 · 50 vegetable capsules · UPC 0 33984 00160 2
  3. Label 63143 Entered July 25, 2016 · off the market May 10, 2016 · 100 vegetable capsules · UPC 0 33984 00161 9
  4. Label 44282 Entered April 24, 2015 · off the market April 18, 2016 · 100 vegetable capsules · UPC 0 33984 00161 9
  5. Label 44280 Entered April 24, 2015 · off the market May 10, 2016 · 50 vegetable capsules · UPC 0 33984 00160 2

DSLD also links this label to: L-Arginine L-Ornithine 500/250 (package size difference, same product), L-Arginine L-Ornithine 500/250 (image difference, same product), L-Arginine L-Ornithine 500/250 (package size difference, same product).

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

Who makes it?

The label names Solgar, Inc. (manufacturer), Leonia, NJ, U.S.A.. All Solgar products.

Where next?