Lysine 500 mg
by Vital Nutrients · capsule · 100 vegetarian capsules
- On the market (NIH)
- UPC 6 93465 10311 1
- DSLD label 305087
- Serving 1 to 3 vegetarian capsules; amounts per 3 vegetarian capsules
- 33 servings
Lysine 500 mg by Vital Nutrients lists one ingredient: 1,500 mg of L-lysine hydrochloride per serving of 3 vegetarian capsules. Its current label entered the NIH Dietary Supplement Label Database on January 24, 2024.
What is in Lysine 500 mg?
Each row as the label prints it, per serving of 3 vegetarian 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).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| L-Lysine HydrochlorideUSP | 1,500 mg | Higher than 89% of 1,250 products listing lysine (median 500 mg). Per day at the most servings: 3,000 mg. |
Source: NIH ODS Dietary Supplement Label Database, label 305087 (entered January 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?
6 products list the very same ingredients; the nearest amounts come first.
- L-LysineDesigns for Health same ingredients
- L-Lysine PowderSource Naturals same ingredients
- Amino L-LysineGenestra Brands same ingredients
- L-Lysine 1,500 mgDr. Mercola same ingredients
- Free Form L-Lysine 550 mgASN Advanced Sport Nutriceuticals · off the market same ingredients
- Maximum Strength L-Lysine Viraguard 1000 mgVitamin World · off the market 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
- Recommendations 1 to 3 capsules twice daily, or as directed by your healthcare professional.
- Warnings
- Keep out of reach of children
- Use only if safety seal is intact
- Warning If pregnant, consult your physician before taking.
- Allergens and what it does not contain
- Excludes coatings, binders, gluten (wheat, rye, barley), milk/dairy (casein, whey), soy protein, egg protein, sugar. Verified by independent testing
- Storage
- Store sealed in a cool dry place
Source: label statements in DSLD label 305087.
What else is on the label?
Other ingredients: Cellulose, Ascorbyl Palmitate, Silica.
How many labels does Lysine 500 mg have?
4 labels are on file under this name since March 23, 2012: other sizes, label designs and reformulations. The current one leads this page.
- Label 305087 (current) Entered January 24, 2024 · on the market · 100 vegetarian capsules · UPC 6 93465 10311 1
- Label 207856 Entered October 23, 2019 · off the market December 7, 2022 · 100 vegetarian capsules · UPC 6 93465 10311 1
- Label 56375 Entered February 23, 2016 · off the market April 5, 2019 · 100 capsules · UPC 6 93465 10311 1
- Label 6797 Entered March 23, 2012 · off the market January 26, 2016 · 100 capsules · UPC 6 93465 10311 1
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Vital Nutrients (manufacturer), Middletown, CT. All Vital Nutrients products.