Super C 500 with Quercetin & Zinc
by Windmill Natural Vitamins · tablet or pill · 100 tablets
- On the market (NIH)
- UPC 0 35046 00198 8
- DSLD label 299563
- Serving 1 tablet
- 100 servings
Super C 500 with Quercetin & Zinc by Windmill Natural Vitamins lists 6 ingredients, 4 with an amount per serving of 1 tablet, such as 500 mg of vitamin C, 10 mcg (400 IU) of vitamin D, 30 mg of calcium and 15 mg of zinc; 2 sit inside a blend without their own amounts. Its current label entered the NIH Dietary Supplement Label Database on November 22, 2023.
What is in Super C 500 with Quercetin & Zinc?
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).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Vitamin Cas Ascorbic Acid | 500 mg | 556% | Higher than 81% of 18,583 products listing vitamin C (median 100 mg). |
| Vitamin Das Cholecalciferol | 10 mcg (400 IU) | 50% | 57% of 14,175 products listing vitamin D give more (median 15 mcg). |
| Calciumas Dicalcium Phosphate | 30 mg | 2% | 84% of 17,831 products listing calcium give more (median 115 mg). |
| Zincas Zinc Gluconate | 15 mg | 136% | Higher than 56% of 13,186 products listing zinc (median 11 mg). |
| Proprietary Blend | 100 mg | ||
| Citrus Bioflavonoids | in the blend, no amount given | ||
| Quercetin | in the blend, no amount given |
Source: NIH ODS Dietary Supplement Label Database, label 299563 (entered November 22, 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?
Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient; 2 ingredients sit inside a blend, so their amounts cannot be compared.
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?
The products whose ingredient lists overlap most with Super C 500 with Quercetin & Zinc's, rare ingredients counting for more.
- Immune DefenseSafrel 4 shared, 64% alike
- Quercetin 250 mgBIOVEA 3 shared, 61% alike
- Super Vitamin CNature's Lab 3 shared, 61% alike
- Quercetin ComplexNatrol 3 shared, 61% alike
- Quercetin with Citrus BioflavonoidsNATURELO Premium Supplements 3 shared, 61% alike
- Daily Pure Pack ImmunePure Encapsulations 5 shared, 59% 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: Take 1 tablet daily with food as a dietary supplement or as directed by a healthcare professional.
- Warnings
- KEEP OUT OF REACH OF CHILDREN.
- Do not purchase if seal is broken.
- Allergens and what it does not contain
- NO SUGAR, WHEAT, SOY, MILK, ARTIFICIAL COLORS, FLAVORS OR PRESERVATIVES NON GMO GLUTEN FREE
- Storage
- Protect from heat, light & moisture. Store in a cool, dry place.
Source: label statements in DSLD label 299563.
What else is on the label?
Other ingredients: Microcrystalline Cellulose, Dicalcium Phosphate, Stearic Acid, Silica, Croscarmellose Sodium, Magnesium Stearate, Water, Hypromellose, Glycerin, Talc, Carnauba Wax.
How many labels does Super C 500 with Quercetin & Zinc have?
One label is on file, entered on November 22, 2023.
- Label 299563 (current) Entered November 22, 2023 · on the market · 100 tablets · UPC 0 35046 00198 8
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Windmill Health Products (distributor), West Caldwell, NJ. All Windmill Natural Vitamins products.