PlainVitamins

Quercetin/Nettle Plus

by Highland Laboratories · tablet or pill · 90 vegetarian tablets

  • On the market (NIH)
  • UPC 7 68305 11469 2
  • DSLD label 79885
  • Serving 3 to 6 vegetarian tablets; amounts per 3 vegetarian tablets
  • 30 servings

Quercetin/Nettle Plus by Highland Laboratories lists 8 ingredients, 8 with an amount per serving of 3 vegetarian tablets, such as 250 mg of vitamin C, 200 mg of pantothenic acid, 68 mg of magnesium and 1,000 mg of quercetin. Its current label entered the NIH Dietary Supplement Label Database on October 21, 2017.

What is in Quercetin/Nettle Plus?

Each row as the label prints it, per serving of 3 vegetarian tablets. 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/Nettle Plus: Supplement Facts rows against the market (DSLD label 79885, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin C250 mg417%Vitamin C in Quercetin/Nettle Plus against 18,583 products250 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg250 mg

Higher than 68% of 18,583 products listing vitamin C (median 100 mg).

Magnesium Ascorbate338 mg
Pantothenic Acid200 mg2,000%Pantothenic Acid (Vitamin B5) in Quercetin/Nettle Plus against 10,060 products200 mg per serving; the middle half of products list 6 mg to 50 mg, the median 12 mg.DV 5 mg200 mg

Higher than 95% of 10,060 products listing pantothenic acid (vitamin B5) (median 12 mg).

Calcium D-Pantothenate234 mg18%*Calcium in Quercetin/Nettle Plus against 17,831 products234 mg per serving; the middle half of products list 50 mg to 252 mg, the median 115 mg.DV 1,300 mgUL 2,500 mg234 mg

Higher than 72% of 17,831 products listing calcium (median 115 mg).

Magnesiumas Magnesium AscorbateMagnesium (Form: from Magnesium Ascorbate)68 mg17%Magnesium in Quercetin/Nettle Plus against 14,003 products68 mg per serving; the middle half of products list 30 mg to 200 mg, the median 86 mg.UL 350 mgDV 420 mg68 mg

55% of 14,003 products listing magnesium give more (median 86 mg).

Quercetin1,000 mgQuercetin in Quercetin/Nettle Plus against 1,548 products1,000 mg per serving; the middle half of products list 26.5 mg to 250 mg, the median 100 mg.1,000 mg

Higher than 96% of 1,548 products listing quercetin (median 100 mg).

BromelainBromelain Note: 1200 GDU/g150 mgBromelain in Quercetin/Nettle Plus against 1,337 products150 mg per serving; the middle half of products list 25 mg to 200 mg, the median 50 mg.150 mg

Higher than 68% of 1,337 products listing bromelain (median 50 mg).

Stinging NettleStinging Nettle PlantPart: leaf Genus: Urtica Species: dioica Note: freeze dried100 mgStinging Nettle in Quercetin/Nettle Plus against 710 products100 mg per serving; the middle half of products list 50 mg to 300 mg, the median 120 mg.100 mg

51% of 710 products listing stinging nettle give more (median 120 mg).

* % Daily Value computed from the printed amount and the FDA Daily Value (21 CFR 101.9); the label prints none for that row.

Source: NIH ODS Dietary Supplement Label Database, label 79885 (entered October 21, 2017), 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 200 mg of pantothenic acid (vitamin B5) is higher than 95% of the 10,060 pantothenic acid (vitamin B5) products that print an amount; 406 list more.
  • Its 1,000 mg of quercetin is higher than 96% of the 1,548 quercetin products that print an amount; 15 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?

1 product lists 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
Three to six tablets daily, as a dietary supplement.
Allergens and what it does not contain
No soy, salt, yeast, gluten, milk & egg products, sugar, starch, or preservatives.

Source: label statements in DSLD label 79885.

What else is on the label?

Other ingredients: Cellulose, organic Rice extract, organic Rice concentrate.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): GMP Quality Assured Earth Friendly.

How many labels does Quercetin/Nettle Plus have?

One label is on file, entered on October 21, 2017.

  1. Label 79885 (current) Entered October 21, 2017 · on the market · 90 vegetarian tablets · UPC 7 68305 11469 2

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

Who makes it?

The label names Highland Laboratories (manufacturer). All Highland Laboratories products.

Where next?