PlainVitamins

Quercetin Bromelain Complex

by Douglas Laboratories · tablet or pill · 100 tablets

  • On the market (NIH)
  • UPC 7 45287 11021 8
  • DSLD label 232198
  • Serving 1 tablet
  • 100 servings

Quercetin Bromelain Complex by Douglas Laboratories lists 4 ingredients, 4 with an amount per serving of 1 tablet, such as 200 mg of vitamin C, 13 mg of magnesium, 333 mg of quercetin and 50 mg of bromelain. Its current label entered the NIH Dietary Supplement Label Database on August 23, 2020.

What is in Quercetin Bromelain Complex?

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

Quercetin Bromelain Complex: Supplement Facts rows against the market (DSLD label 232198, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbic Acid, Magnesium AscorbateVitamin C Complex (Form: as Magnesium Ascorbate) (Alt. Name: Ascorbic Acid)200 mg222%Vitamin C in Quercetin Bromelain Complex against 18,583 products200 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg200 mg

Higher than 63% of 18,583 products listing vitamin C (median 100 mg). Per day at the most servings: 600 mg.

Magnesiumas Magnesium AscorbateMagnesium (Form: as Magnesium Ascorbate)13 mg3%Magnesium in Quercetin Bromelain Complex against 14,003 products13 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg13 mg

89% of 14,003 products listing magnesium give more (median 86 mg). Per day at the most servings: 39 mg.

Quercetinas Quercetin DihydrateQuercetin (Form: as Quercetin Dihydrate)333 mgQuercetin in Quercetin Bromelain Complex against 1,548 products333 mg per serving; the middle half of products list 26.5 mg to 250 mg, the median 100 mg.333 mg

Higher than 82% of 1,548 products listing quercetin (median 100 mg). Per day at the most servings: 999 mg.

Bromelainas Ananas comosus50 mgBromelain in Quercetin Bromelain Complex against 1,337 products50 mg per serving; the middle half of products list 25 mg to 200 mg, the median 50 mg.50 mg

50% of 1,337 products listing bromelain give more (median 50 mg). Per day at the most servings: 150 mg.

Source: NIH ODS Dietary Supplement Label Database, label 232198 (entered August 23, 2020), 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 1 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?

2 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 tablet, 1-3 times daily between meals or as directed by your health professional.
Warnings
Warning: Not to be taken by pregnant or lactating women. if you have any health condition or are taking any medication, consult your health professional before use.
Keep out of the reach of children.
Use only if safety seal is intact.
Allergens and what it does not contain
Gluten-free, Non-GMO
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 232198.

What else is on the label?

Other ingredients: Microcrystalline Cellulose, Hydroxypropyl Cellulose, Croscarmellose Sodium, Stearic Acid, Vegetable Stearate, Silica.

How many labels does Quercetin Bromelain Complex have?

4 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 232198 (current) Entered August 23, 2020 · on the market · 100 tablets · UPC 7 45287 11021 8
  2. Label 31343 Entered March 25, 2014 · off the market May 18, 2020 · 100 tablets · UPC 7 45287 11021 8
  3. Label 8085 Entered March 23, 2012 · off the market July 31, 2013 · 100 tablets · UPC 7 45287 11021 8
  4. Label 5187 Entered January 25, 2012 · off the market January 20, 2012 · 100 tablets · UPC 7 45287 11021 8

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?