PlainVitamins

Cartilage Companion

by PhysioLogics · capsule · 90 capsules

  • Off the market since March 2016 (NIH)
  • UPC 7 16963 55093 2
  • DSLD label 28946
  • Serving 1 capsule

Cartilage Companion by PhysioLogics lists 3 ingredients, 3 with an amount per serving of 1 capsule, such as 333 mg of methylsulfonylmethane, 200 mg of glucosamine sulfate 2KCl and 67 mg of chondroitin sulfate. Its current label entered the NIH Dietary Supplement Label Database on December 24, 2013.

What is in Cartilage Companion?

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).

Cartilage Companion: Supplement Facts rows against the market (DSLD label 28946, January 2026 release)
IngredientAmount% DVAmong products listing it
Methylsulfonylmethane333 mgMethylsulfonylmethane in Cartilage Companion against 1,454 products333 mg per serving; the middle half of products list 150 mg to 1,000 mg, the median 500 mg.333 mg

55% of 1,454 products listing methylsulfonylmethane give more (median 500 mg). Per day at the most servings: 1,665 mg.

Glucosamine Sulfate 2KCl200 mgGlucosamine Sulfate in Cartilage Companion against 875 products0.2 g per serving; the middle half of products list 0.5 g to 1.5 g, the median 1 g.0.2 g

92% of 875 products listing glucosamine sulfate give more (median 1 g). Per day at the most servings: 1 g.

Chondroitin Sulfate67 mgChondroitin Sulfate in Cartilage Companion against 950 products67 mg per serving; the middle half of products list 200 mg to 1,200 mg, the median 400 mg.67 mg

93% of 950 products listing chondroitin sulfate give more (median 400 mg). Per day at the most servings: 335 mg.

Source: NIH ODS Dietary Supplement Label Database, label 28946 (entered December 24, 2013), 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?

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:

  • 92% of the 875 products that print an amount of glucosamine sulfate list more than its 0.2 g of glucosamine sulfate (median 1 g).
  • 93% of the 950 products that print an amount of chondroitin sulfate list more than its 67 mg of chondroitin sulfate (median 400 mg).

The NIH database records 3 to 5 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: Take one (1) capsule three to five times daily with meals or follow the advice of your health care professional.
Warnings
WARNING: If you are pregnant, nursing or taking any medications, consult your doctor before use.
Discontinue use and consult your doctor if any adverse reactions occur.
As a reminder, discuss the supplements and medications you take with your health care providers.
Contains shellfish (crab, lobster and shrimp) ingredients.
TAMPER RESISTANT: Do not use if seal under cap is broken or missing.
KEEP OUT OF REACH OF CHILDREN.
Storage
Store at room temperature and avoid excessive heat.

Source: label statements in DSLD label 28946.

What else is on the label?

Other ingredients: Gelatin, Rice Flour, Silica, Vegetable Magnesium Stearate.

How many labels does Cartilage Companion have?

2 labels are on file under this name since December 23, 2011: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 28946 (current) Entered December 24, 2013 · off the market March 1, 2016 · 90 capsules · UPC 7 16963 55093 2
  2. Label 3954 Entered December 23, 2011 · off the market December 10, 2013 · 90 capsules · UPC 7 16963 55093 2

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names PhysioLogics, LLC (manufacturer), Ronkonkoma, NY, U.S.A.. All PhysioLogics products.

Where next?