Quercetin Dihydrate 650 mg with Vitamin D 20 mcg (800 IU)
by Puritan's Pride · capsule · 60 capsules
- On the market (NIH)
- UPC 0 25077 00146 0
- DSLD label 286014
- Serving 1 capsule
- 60 servings
Quercetin Dihydrate 650 mg with Vitamin D 20 mcg (800 IU) by Puritan's Pride lists 2 ingredients, 2 with an amount per serving of 1 capsule, such as 20 mcg (800 IU) of vitamin D and 650 mg of quercetin dihydrate. Its current label entered the NIH Dietary Supplement Label Database on February 21, 2023.
What is in Quercetin Dihydrate 650 mg with Vitamin D 20 mcg (800 IU)?
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).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Vitamin Das Cholecalciferol, Vitamin D3800 IU | 20 mcg (800 IU) | 100% | Higher than 51% of 14,175 products listing vitamin D (median 15 mcg). |
| Quercetin Dihydrate | 650 mg | Higher than 94% of 1,548 products listing quercetin (median 100 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 286014 (entered February 21, 2023), 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:
- Its 650 mg of quercetin is higher than 94% of the 1,548 quercetin products that print an amount; 84 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.
- Quercetin + D3Country Life same ingredients
- Quercetin 500 mg + D3Country Life same ingredients
- Quercetin 1000 mgGNC Preventive Nutrition 1 shared, 66% alike
- QuercetoneThorne Research · off the market 1 shared, 66% alike
- Quercetin 600 mgVitamin World · off the market 1 shared, 66% alike
- Quercetin 500 mgNature's Harmony 1 shared, 66% alike
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: For adults, take one (1) capsule daily, preferably with a meal.
- Warnings
- Warning: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.
- Discontinue use and consult your doctor if any adverse reactions occur.
- Keep out of reach of children.
- Do not use if seal under cap is broken or missing.
- Allergens and what it does not contain
- No artificial color, flavor or sweetener, no sugar, no milk, no lactose, no soy, no gluten, no wheat, no yeast, no fish. Sodium free.
- Storage
- Store at room temperature.
Source: label statements in DSLD label 286014.
What else is on the label?
Other ingredients: Gelatin, Rice Flour, Silica, Magnesium Stearate.
Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Quality Assured; Made in the USA with select ingredients from around the world.
How many labels does Quercetin Dihydrate 650 mg with Vitamin D 20 mcg (800 IU) have?
One label is on file, entered on February 21, 2023.
- Label 286014 (current) Entered February 21, 2023 · on the market · 60 capsules · UPC 0 25077 00146 0
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Puritan's Pride, Inc. (distributor), Ronkonkoma, NY, U.S.A.. All Puritan's Pride products.