PlainVitamins

M-S-M Sulfur 1,000 mg

by Carlson · capsule · 90 vegetarian capsules

  • On the market (NIH)
  • UPC 0 88395 08721 9
  • DSLD label 337547
  • Serving 1 capsule
  • 90 servings

M-S-M Sulfur 1,000 mg by Carlson lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 1,000 mg of methylsulfonylmethane. Its current label entered the NIH Dietary Supplement Label Database on September 25, 2025.

What is in M-S-M Sulfur 1,000 mg?

Each row as the label prints it, per serving of 1 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).

M-S-M Sulfur 1,000 mg: Supplement Facts rows against the market (DSLD label 337547, January 2026 release)
IngredientAmount% DVAmong products listing it
Methylsulfonylmethane1,000 mgMethylsulfonylmethane in M-S-M Sulfur 1,000 mg against 1,454 products1,000 mg per serving; the middle half of products list 150 mg to 1,000 mg, the median 500 mg.1,000 mg

Higher than 74% of 1,454 products listing methylsulfonylmethane (median 500 mg). Per day at the most servings: 6,000 mg.

Sulfur330 mgSulfur in M-S-M Sulfur 1,000 mg against 161 products330 mg per serving; the middle half of products list 13 mg to 100 mg, the median 29.2 mg.330 mg

Higher than 89% of 161 products listing sulfur (median 29.2 mg). Per day at the most servings: 1,980 mg.

Source: NIH ODS Dietary Supplement Label Database, label 337547 (entered September 25, 2025), 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 1 to 6 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
Directions: Adults: take one capsule up to six times daily at mealtime.
Allergens and what it does not contain
Gluten-free No artificial preservatives
Storage
Keep bottle tightly closed. Store away from heat and moisutre.

Source: label statements in DSLD label 337547.

What else is on the label?

Other ingredients: Hypromellose.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Impact Collective Reduced Plastic Impact.

How many labels does M-S-M Sulfur 1,000 mg have?

9 labels are on file under this name since November 21, 2019: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 337547 (current) Entered September 25, 2025 · on the market · 90 vegetarian capsules · UPC 0 88395 08721 9
  2. Label 309939 Entered April 23, 2024 · on the market · 300 vegetarian capsules · UPC 0 88395 87230 3
  3. Label 309237 Entered February 22, 2024 · on the market · 180 vegetarian capsules · UPC 0 88395 08722 6
  4. Label 216528 Entered March 24, 2020 · on the market · 90 vegetarian capsules · UPC 0 88395 08721 9
  5. Label 216501 Entered March 24, 2020 · off the market February 16, 2024 · 180 vegetarian capsules · UPC 0 88395 08722 6
  6. Label 216489 Entered March 24, 2020 · on the market · 300 vegetarian capsules · UPC 0 88395 87230 3
  7. Label 209202 Entered December 22, 2019 · off the market March 12, 2020 · 300 vegetarian capsules · UPC 0 88395 87230 3
  8. Label 209441 Entered November 21, 2019 · off the market October 14, 2022 · 180 vegetarian capsules · UPC 0 88395 08722 6
  9. Label 209438 Entered November 21, 2019 · off the market May 16, 2019 · 90 vegetarian capsules · UPC 0 88395 08721 9

DSLD also links this label to: M-S-M Sulfur (image difference, same product), M-S-M Sulfur (package size difference, same product), M-S-M Sulfur (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 Carlson Div. of J.R. Carlson Laboratories, Inc. (distributor), Arlington Heights, IL. All Carlson products.

Where next?