PlainVitamins

Quercetin 250 mg

by BIOVEA · capsule · 50 vegetarian capsules

  • On the market (NIH)
  • UPC 8 18423 02380 9
  • DSLD label 207705
  • Serving 2 vegetarian capsules
  • 25 servings

Quercetin 250 mg by BIOVEA lists 3 ingredients, 3 with an amount per serving of 2 vegetarian capsules, such as 1,000 mg of vitamin C, 500 mg of quercetin anhydrous and 25 mg of citrus bioflavonoids. Its current label entered the NIH Dietary Supplement Label Database on October 23, 2019.

What is in Quercetin 250 mg?

Each row as the label prints it, per serving of 2 vegetarian capsules. 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 250 mg: Supplement Facts rows against the market (DSLD label 207705, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbic Acid1,000 mg1,111%Vitamin C in Quercetin 250 mg against 18,583 products1,000 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg1,000 mg

Higher than 91% of 18,583 products listing vitamin C (median 100 mg).

Quercetin Anhydrous500 mgQuercetin in Quercetin 250 mg against 1,548 products500 mg per serving; the middle half of products list 26.5 mg to 250 mg, the median 100 mg.500 mg

Higher than 84% of 1,548 products listing quercetin (median 100 mg).

Citrus Bioflavonoidsas Fruit25 mgFlavonoid in Quercetin 250 mg against 2,343 products25 mg per serving; the middle half of products list 25 mg to 100 mg, the median 50 mg.25 mg

66% of 2,343 products listing flavonoid give more (median 50 mg).

Source: NIH ODS Dietary Supplement Label Database, label 207705 (entered October 23, 2019), 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:

  • Its 1,000 mg of vitamin C is higher than 91% of the 18,583 vitamin C products that print an amount; 445 list more.

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?

3 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 Daily Intake: Take 2 capsules, 1 time daily, with a meal.
Warnings
Warning: If you are pregnant or lactating, consult your healthcare professional before using this product.
Keep out of reach of children.
Do not use this product if he safety seal on the bottle is broken.
Allergens and what it does not contain
Gluten free Non-GMO
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 207705.

What else is on the label?

Other ingredients: Hydroxypropyl Methylcellulose, Vegetable Magnesium Stearate, Silicon Dioxide.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP Compliant VG Vegan Gluten free Non-GMO.

How many labels does Quercetin 250 mg have?

4 labels are on file under this name since June 25, 2014: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 207705 (current) Entered October 23, 2019 · on the market · 50 vegetarian capsules · UPC 8 18423 02380 9
  2. Label 83230 Entered February 23, 2018 · off the market April 26, 2019 · 50 vegetarian capsules · UPC 8 18423 02380 9
  3. Label 45488 Entered May 22, 2015 · off the market September 13, 2017 · 50 vegetarian capsules · UPC 6 89076 03579 8
  4. Label 34341 Entered June 25, 2014 · off the market May 1, 2015 · 50 vegetarian capsules · UPC 6 89076 03579 8

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

Who makes it?

The label names BIOVEA (distributor), Scottsdale, AZ. All BIOVEA products.

Where next?