PlainVitamins

Shark Cartilage

by Douglas Laboratories · capsule · 300 capsules

  • On the market (NIH)
  • UPC 3 10539 01826 2
  • DSLD label 30900
  • Serving 1 to 18 capsules; amounts per 1 capsule
  • 300 servings

Shark Cartilage by Douglas Laboratories lists one ingredient: 740 mg of shark cartilage per serving of 1 capsule. Its current label entered the NIH Dietary Supplement Label Database on February 26, 2014.

What is in Shark Cartilage?

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).

Shark Cartilage: Supplement Facts rows against the market (DSLD label 30900, January 2026 release)
IngredientAmount% DVAmong products listing it
Shark Cartilageas Fish, Shark CartilageShark Cartilage (Form: fish, physically processed Shark Cartilage) Note: freeze-dried [vacuum processed]740 mgCartilage in Shark Cartilage against 199 products740 mg per serving; the middle half of products list 40 mg to 750 mg, the median 100 mg.740 mg

Higher than 68% of 199 products listing cartilage (median 100 mg).

Source: NIH ODS Dietary Supplement Label Database, label 30900 (entered February 26, 2014), 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?

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 Usage: As a dietary supplement, adults take 1 capsule for every 11 pounds of body weight for the first 3 weeks – NOT TO EXCEED 18 CAPSULES DAILY. Take in equal amounts 15 minutes before meals. Thereafter take 4 to 6 capsules daily or as directed by physician.
Warnings
KEEP OUT OF REACH OF CHILDREN.
Tamper resistant package, do not use if outer seal is missing.
Allergens and what it does not contain
This product contains NO yeast, wheat, gluten, soy protein, milk/dairy, corn, sodium, sugar, starch, artificial coloring, preservatives or flavoring.
Storage
For optimal storage conditions, store in a cool, dry place. (59(0)-77(0)F/15(0)-25(0)C) (35-65% relative humidity)

Source: label statements in DSLD label 30900.

What else is on the label?

Other ingredients: Gelatin, Cellulose, Vegetable Stearate, Silica.

How many labels does Shark Cartilage have?

6 labels are on file under this name since January 25, 2012: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 30900 (current) Entered February 26, 2014 · on the market · 300 capsules · UPC 3 10539 01826 2
  2. Label 10071 Entered June 25, 2012 · off the market July 31, 2013 · 300 capsules · UPC 3 10539 01826 2
  3. Label 10070 Entered June 25, 2012 · on the market · 240 capsules · UPC 3 10539 01864 4
  4. Label 10069 Entered June 25, 2012 · on the market · 90 capsules · UPC 3 10539 01863 7
  5. Label 10068 Entered June 25, 2012 · on the market · 60 capsules
  6. Label 5161 Entered January 25, 2012 · on the market · 100 capsules · UPC 3 10539 01865 1

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

Who makes it?

The label names Douglas Laboratories (manufacturer), Pittsburgh, PA. All Douglas Laboratories products.

Where next?