L-Ornithine Amino Acid 500 mg
by Swanson Premium Brand · capsule · 60 veggie capsules
- On the market (NIH)
- UPC 0 87614 11238 1
- DSLD label 203031
- Serving 1 veggie capsule
L-Ornithine Amino Acid 500 mg by Swanson Premium Brand lists one ingredient: 500 mg of L-ornithine per serving of 1 veggie capsule. Its current label entered the NIH Dietary Supplement Label Database on May 28, 2019.
What is in L-Ornithine Amino Acid 500 mg?
Each row as the label prints it, per serving of 1 veggie 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-Ornithineas L-Ornithine HydrochlorideL-Ornithine (Form: from L-Ornithine HCl) | 500 mg | Higher than 57% of 258 products listing ornithine (median 400 mg). Per day at the most servings: 1,000 mg. |
Source: NIH ODS Dietary Supplement Label Database, label 203031 (entered May 28, 2019), 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 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.
- Free Form Amino Acid L-Ornithine 500 mgNature's Plus same ingredients
- L-Ornithine 500 mgSolgar same ingredients
- L-Ornithine 500 mgDouglas Laboratories same ingredients
- L-OrnithineTwinlab same ingredients
- L-Ornithine 500 mgNutricost same ingredients
- L-Ornithine 500 mgSwanson same ingredients
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, take one veggie capsule two times per day with water between meals.
- Warnings
- Do not use if seal is broken.
- Keep out of reach of children.
- Storage
- Store in a cool, dry place.
Source: label statements in DSLD label 203031.
What else is on the label?
Other ingredients: Hypromellose, Microcrystalline Cellulose, Magnesium Stearate.
Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): V Vegetarian formula.
How many labels does L-Ornithine Amino Acid 500 mg have?
2 labels are on file under this name since June 25, 2018: other sizes, label designs and reformulations. The current one leads this page.
- Label 203031 (current) Entered May 28, 2019 · on the market · 60 veggie capsules · UPC 0 87614 11238 1
- Label 177838 Entered June 25, 2018 · off the market April 18, 2018 · 60 veggie capsules · UPC 0 87614 11238 1
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Swanson Health Products (distributor), Fargo, ND. All Swanson Premium Brand products.