PlainVitamins

NAC N-Acetyl Cysteine

by Lake Avenue Nutrition · capsule · 120 veggie capsules

  • Off the market since September 2022 (NIH)
  • UPC 8 98220 01639 6
  • DSLD label 272494
  • Serving 1 veggie capsule
  • 120 servings

NAC N-Acetyl Cysteine by Lake Avenue Nutrition lists 3 ingredients, 3 with an amount per serving of 1 veggie capsule, such as 25 mcg of selenium, 50 mcg of molybdenum and 600 mg of N-acetyl cysteine. Its current label entered the NIH Dietary Supplement Label Database on September 22, 2022.

What is in NAC N-Acetyl Cysteine?

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).

NAC N-Acetyl Cysteine: Supplement Facts rows against the market (DSLD label 272494, January 2026 release)
IngredientAmount% DVAmong products listing it
Seleniumas L-Selenomethionine25 mcg45%Selenium in NAC N-Acetyl Cysteine against 7,658 products25 mcg per serving; the middle half of products list 27 mcg to 100 mcg, the median 55 mcg.DV 55 mcgUL 400 mcg25 mcg

75% of 7,658 products listing selenium give more (median 55 mcg).

Molybdenumas Sodium Molybdate50 mcg111%Molybdenum in NAC N-Acetyl Cysteine against 4,390 products50 mcg per serving; the middle half of products list 25 mcg to 75 mcg, the median 50 mcg.DV 45 mcgUL 2,000 mcg50 mcg

41% of 4,390 products listing molybdenum give more (median 50 mcg).

N-Acetyl Cysteine600 mgN-Acetyl Cysteine in NAC N-Acetyl Cysteine against 1,259 products600 mg per serving; the middle half of products list 55 mg to 500 mg, the median 150 mg.600 mg

Higher than 80% of 1,259 products listing N-acetyl cysteine (median 150 mg).

Source: NIH ODS Dietary Supplement Label Database, label 272494 (entered September 22, 2022), 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 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
Suggested use: Take 1 capsule daily with or without food, or as recommended by a healthcare practitioner.
Warnings
Warnings: Keep out of reach of children.
As with all dietary supplements, it is recommended to consult with a healthcare professional before adding something new to your health and wellness regimen. Sealed for your protection, do not use if seal is missing or broken.
Not manufactured with milk, egg, fish, shellfish, tree nuts, peanuts, wheat, soy, or gluten. Produced in a third-party GMP facility that may process other products that contain these allergens or ingredients.
Allergens and what it does not contain
Formulated without: GMOs, gluten or soy.
Not manufactured with milk, egg, fish, shellfish, tree nuts, peanuts, wheat, soy, or gluten.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 272494.

What else is on the label?

Other ingredients: Hypromellose, Stearic Acid, Citric Acid.

How many labels does NAC N-Acetyl Cysteine have?

One label is on file, entered on September 22, 2022.

  1. Label 272494 (current) Entered September 22, 2022 · off the market September 27, 2022 · 120 veggie capsules · UPC 8 98220 01639 6

DSLD also links this label to: NAC N-Acetyl-L-Cysteine (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 Madre Labs, LLC (distributor), Pasadena, CA. All Lake Avenue Nutrition products.

Where next?