Zinc Defense
by Pure TheraPro Rx · capsule · 60 acid-resistant capsules
- On the market (NIH)
- UPC X003AL75JV
- DSLD label 305969
- Serving 1 capsule
- 60 servings
Zinc Defense by Pure TheraPro Rx lists 3 ingredients, 3 with an amount per serving of 1 capsule, such as 15 mg of zinc, 1 mg of copper and 250 mg of quercetin. Its current label entered the NIH Dietary Supplement Label Database on February 22, 2024.
What is in Zinc Defense?
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 |
|---|---|---|---|
| Zincas L-OptiZincL-Methionine Zinc complex | 15 mg | 136% | Higher than 56% of 13,186 products listing zinc (median 11 mg). Per day at the most servings: 30 mg. |
| Copperas Copper Bisglycinate ChelateTRAACS | 1 mg | 111% | 40% of 6,468 products listing copper give more (median 1 mg). Per day at the most servings: 2 mg. |
| Quercetinas Quercefit | 250 mg | Higher than 71% of 1,548 products listing quercetin (median 100 mg). Per day at the most servings: 500 mg. |
Source: NIH ODS Dietary Supplement Label Database, label 305969 (entered February 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?
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 2 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?
1 product lists the very same ingredients; the nearest amounts come first.
- Quercetin 500 mg with Zinc & CopperNatural Factors same ingredients
- Centurion Defender Immunity BoostCenturion 3 shared, 70% alike
- Zinc 30 mg & Quercetin 50 mgNatural Grocers by Vitamin Cottage 2 shared, 68% alike
- Zinc QuercetinVitamatic 2 shared, 68% alike
- Quercetin Dihydrate 500mg plus Zinc 25mgPuritan's Pride 2 shared, 68% alike
- Quercetin 1200 mgNutriFlair 2 shared, 57% 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 one (1) capsule one to two times daily, or as directed by the healthcare practitioner. Best taken with food.
- Warnings
- Warning: Individuals taking medication, children and pregnant or lactating women should consult their healthcare practitioner prior to use.
- Do not use if tamper seal is damaged.
- Keep out of reach of children.
- Allergens and what it does not contain
- Formulated to exclude: Fillers, gluten, wheat, soy, corn, yeast, animal or dairy products, shellfish, fish, peanuts, tree nuts, egg, ingredients derived from genetically modified organisms (GMO's), artificial preservatives, sweeteners or colors.
- Storage
- Storage: Keep tightly closed in a cool, dry place.
Source: label statements in DSLD label 305969.
What else is on the label?
Other ingredients: DRcaps.
Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP Certified Good Manufacturing Practice.
How many labels does Zinc Defense have?
2 labels are on file under this name since January 24, 2024: other sizes, label designs and reformulations. The current one leads this page.
- Label 305969 (current) Entered February 22, 2024 · on the market · 60 acid-resistant capsules · UPC X003AL75JV
- Label 305970 Entered January 24, 2024 · on the market · 120 delayed-release capsules · UPC X0036YSIF7
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Pure TheraPro Rx (distributor), Westminster, CO. All Pure TheraPro Rx products.