PlainVitamins

Urovex Butterbur Extract

by Source Naturals · softgel capsule · 60 softgels

  • On the market (NIH)
  • UPC 0 21078 01717 2
  • DSLD label 296336
  • Serving 1 softgel
  • 60 servings

Urovex Butterbur Extract by Source Naturals lists 2 ingredients, 2 with an amount per serving of 1 softgel, such as 50 mg of urovex. Its current label entered the NIH Dietary Supplement Label Database on August 23, 2023.

What is in Urovex Butterbur Extract?

Each row as the label prints it, per serving of 1 softgel. 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).

Urovex Butterbur Extract: Supplement Facts rows against the market (DSLD label 296336, January 2026 release)
IngredientAmount% DVAmong products listing it
Urovexas Purple Butterbur Root ExtractManufactured in Germany according to European Standards, Butterbur Root Extact 50 mg +/-5%50 mgButterbur in Urovex Butterbur Extract against 71 products50 mg per serving; the middle half of products list 50 mg to 150 mg, the median 75 mg.50 mg

54% of 71 products listing butterbur give more (median 75 mg). Per day at the most servings: 150 mg.

Petasins+/-5%7.5 mg

Source: NIH ODS Dietary Supplement Label Database, label 296336 (entered August 23, 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.

The NIH database records 2 to 3 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?

6 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: 1 softgel 2 to 3 times daily.
Warnings
Do not use if either tamper-evident seal is broken or missing.
Keep out of the reach of children.
Warning: Do not use this product if you are pregnant, may become pregnant, breastfeeding, or have any liver disease. If you are taking any prescription medications, consult your physician before using this product.
If persistent symptoms occur such as upper right abdominal pain, nausea, vomiting, or jaundice, stop taking and consult a physician.
Allergens and what it does not contain
Hypoallergenic: Contains no yeast, dairy, egg, gluten, corn, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.

Source: label statements in DSLD label 296336.

What else is on the label?

Other ingredients: Medium Chain Triglycerides, Gelatin, Glycerol, Sorbitol, Water, Purified, Riboflavin.

How many labels does Urovex Butterbur Extract have?

4 labels are on file under this name since February 26, 2020: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 296336 (current) Entered August 23, 2023 · on the market · 60 softgels · UPC 0 21078 01717 2
  2. Label 214332 Entered February 26, 2020 · on the market · 12 softgels · UPC 0 21078 01722 6
  3. Label 214331 Entered February 26, 2020 · off the market July 6, 2022 · 60 softgels · UPC 0 21078 01717 2
  4. Label 214330 Entered February 26, 2020 · on the market · 30 softgels · UPC 0 21078 01716 5

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

Who makes it?

The label names Source Naturals, Inc. (manufacturer), Santa Cruz, CA. All Source Naturals products.

Where next?