PlainVitamins

Quercetin Flavonoid

by Eclectic Herb · powder · 90 grams

  • On the market (NIH)
  • UPC 0 23363 37927 9
  • DSLD label 316872
  • Serving 3 g (2 tsp (3 g))
  • 30 servings

Quercetin Flavonoid by Eclectic Herb lists 9 ingredients, 9 with an amount per serving of 3 g, such as 2 mg of vitamin C, 0.6 mg of iron, 5 mg of flavonoids and 750 mg of grape, freeze-dried, beside 2 Nutrition Facts rows (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on November 22, 2024.

What is in Quercetin Flavonoid?

Each row as the label prints it, per serving of 3 g. 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 Flavonoid: Supplement Facts rows against the market (DSLD label 316872, January 2026 release)
IngredientAmount% DVAmong products listing it
Calories10 Calories
Dietary Fiber1 g4%Fiber in Quercetin Flavonoid against 6,987 products1 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.1 g

56% of 6,987 products listing fiber give more (median 2 g).

Sugar1 gSugar in Quercetin Flavonoid against 11,807 products1 g per serving; the middle half of products list 1 g to 4 g, the median 2 g.1 g

69% of 11,807 products listing sugar give more (median 2 g).

Vitamin C2 mg3%Vitamin C in Quercetin Flavonoid against 18,583 products2 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg2 mg

98% of 18,583 products listing vitamin C give more (median 100 mg).

Iron0.6 mg3%Iron in Quercetin Flavonoid against 6,910 products0.6 mg per serving; the middle half of products list 1.2 mg to 18 mg, the median 5 mg.DV 18 mgUL 45 mg0.6 mg

88% of 6,910 products listing iron give more (median 5 mg).

Flavonoidsas Quercetin5 mg
Grape, Freeze-Driedorganic750 mgGrape in Quercetin Flavonoid against 1,900 products750 mg per serving; the middle half of products list 25 mg to 100 mg, the median 50 mg.750 mg

Higher than 98% of 1,900 products listing grape (median 50 mg).

Apple, Freeze-Driedorganic750 mgApple in Quercetin Flavonoid against 153 products750 mg per serving; the middle half of products list 50 mg to 450 mg, the median 240 mg.750 mg

Higher than 87% of 153 products listing apple (median 240 mg).

Lemon, Freeze-Driedorganic600 mgLemon in Quercetin Flavonoid against 103 products600 mg per serving; the middle half of products list 20 mg to 495 mg, the median 60 mg.600 mg

Higher than 76% of 103 products listing lemon (median 60 mg).

Parsley, Freeze-Driedorganic300 mgParsley in Quercetin Flavonoid against 359 products300 mg per serving; the middle half of products list 25.35 mg to 200 mg, the median 80 mg.300 mg

Higher than 83% of 359 products listing parsley (median 80 mg).

Kale, Freeze-Driedorganic300 mgKale in Quercetin Flavonoid against 133 products300 mg per serving; the middle half of products list 25 mg to 400 mg, the median 125 mg.300 mg

Higher than 68% of 133 products listing kale (median 125 mg).

Alfalfa, Freeze-Driedorganic300 mgAlfalfa in Quercetin Flavonoid against 477 products300 mg per serving; the middle half of products list 50 mg to 500 mg, the median 200 mg.300 mg

Higher than 60% of 477 products listing alfalfa (median 200 mg).

Source: NIH ODS Dietary Supplement Label Database, label 316872 (entered November 22, 2024), 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?

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:

  • 98% of the 18,583 products that print an amount of vitamin C list more than its 2 mg of vitamin C (median 100 mg).
  • Its 750 mg of grape is higher than 98% of the 1,900 grape products that print an amount; 32 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?

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 use: Add 2 teaspoons to 8 oz of water or juice and shake well. Can also be added to smoothies, dips, or other foods.
Warnings
Keep away from children. Consult your doctor about herbs with pregnancy, infants or prescription drugs.
Consult your doctor about herbs with pregnancy, infants or prescription drugs.
Allergens and what it does not contain
Non GMO Gluten free Soy free
Absolutely nothing added - no fillers, sweeteners, or preservatives.
Storage
Store in fridge after opening.

Source: label statements in DSLD label 316872.

What else is on the label?

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): USDA Organic. Listed with: USDA Organic seal (a seal is the label's claim; the certifier's own list confirms it).

How many labels does Quercetin Flavonoid have?

One label is on file, entered on November 22, 2024.

  1. Label 316872 (current) Entered November 22, 2024 · on the market · 90 grams · UPC 0 23363 37927 9

DSLD also links this label to: Quercetin Flavonoid Complex (image difference, same product), Quercetin Flavonoid Complex (image 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 Eclectic Herb (manufacturer), Gresham, OR. All Eclectic Herb products.

Where next?