PlainVitamins

Acetyl L-Carnitine 500 mg

by Vital Nutrients · capsule · 60 vegetarian capsules

  • On the market (NIH)
  • UPC 6 93465 11511 4
  • DSLD label 304934
  • Serving 2 to 3 vegetarian capsules; amounts per 3 vegetarian capsules
  • 20 servings

Acetyl L-Carnitine 500 mg by Vital Nutrients lists one ingredient: 1,500 mg of acetyl-L-carnitine hydrochloride per serving of 3 vegetarian capsules. Its current label entered the NIH Dietary Supplement Label Database on January 24, 2024.

What is in Acetyl L-Carnitine 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).

Acetyl L-Carnitine 500 mg: Supplement Facts rows against the market (DSLD label 304934, January 2026 release)
IngredientAmount% DVAmong products listing it
Acetyl-L-Carnitine Hydrochloride1,500 mgAcetyl L-Carnitine in Acetyl L-Carnitine 500 mg against 933 products1,500 mg per serving; the middle half of products list 200 mg to 525 mg, the median 500 mg.1,500 mg

Higher than 96% of 933 products listing acetyl L-carnitine (median 500 mg). Per day at the most servings: 4,500 mg.

Source: NIH ODS Dietary Supplement Label Database, label 304934 (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?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • Its 1,500 mg of acetyl-L-carnitine hydrochloride (filed by NIH under acetyl L-carnitine) is higher than 96% of the 933 acetyl L-carnitine products that print an amount; 14 list more.

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?

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
Recommendations 2 to 3 Capsules 2 to 3 times daily, or as directed by your healthcare professional.
Warnings
Keep out of reach of children
Use only if safety seal is intact
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 304934.

What else is on the label?

Other ingredients: Cellulose, Cellulose, Magnesium Silicate, Silica, Ascorbyl Palmitate, Leucine.

How many labels does Acetyl L-Carnitine 500 mg have?

4 labels are on file under this name since November 25, 2013: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 304934 (current) Entered January 24, 2024 · on the market · 60 vegetarian capsules · UPC 6 93465 11511 4
  2. Label 207011 Entered September 24, 2019 · off the market December 7, 2022 · 60 vegetarian capsules · UPC 6 93465 11511 4
  3. Label 182094 Entered October 25, 2018 · off the market April 5, 2019 · 60 vegetarian capsules · UPC 6 93465 11511 4
  4. Label 27316 Entered November 25, 2013 · off the market April 16, 2018 · 60 capsules · UPC 6 93465 11511 4

DSLD also links this label to: Acetyl L-Carnitine (image 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 Vital Nutrients (distributor), Middletown, CT. All Vital Nutrients products.

Where next?