Feverfew Extract®

Botanicals with Nutrients

Brand: Source Naturals

Tablet or PillBotanical with NutrientsOn Market

Functions

General Wellness

Product label for Feverfew Extract — Click to view full label

Net Contents

100 Tablet(s)

Serving Size

1–2 Tablet(s)

Servings Per Container

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

0 21078 00209 3

Product Version

SN0209 REV D121

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

6Active Ingredients

6 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

4% Daily Value Coverage

4 ingredients report an established %DV per serving.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Supplement Facts

Serving Size: 1–2 Tablet(s) · 1 per day

Ingredient	Amount Per Serving	% Daily Value
Total Carbohydrates	1 Gram(s)	1%
Vitamin C(Ascorbic Acid)	20 mg	33%
Calcium(Calcium Carbonate)	72 mg	7%
Magnesium(Magnesium Oxide)	140 mg	35%
Feverfew leaf extract(Parthenolides)	400 mg	—
Feverfew	100 mg	—

Percent Daily Values (%DV) are based on a 2,000 calorie diet.

Other Ingredients

SorbitolStearic Acidmodified Cellulose GumSilica

Target Groups

Adult (18 - 50 Years)

Label Claims

All OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Use: 1 or 2 tablets daily between meals.

Warnings & Precautions

Precautions re: Pregnant or Nursing or Prescription Medications

Note: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.

Precautions re: All Other

Do not use if either tamper-evident seal is broken or missing.

Precautions re: Children

Keep out of the reach of children.

Formulation

Formula re: Contains

Feverfew (Tanacetum parthenium) is a member of the daisy family. Its extract has been shown in human cell culture studies to inhibit the synthesis of prostaglandins known to cause physical discomfort. Further research needs to be conducted to confirm its effects, if any, in humans.

FDA Statements

FDA Statement of Identity

Dietary Supplement

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Manufacturer & Distributor

Distributor

Source Naturals, Inc.

P. O. Box 2118, Santa Cruz, CA, 95062

Market Reference

$10.00 – $64.99· 21 listings

Source Naturals Feverfew Extract 50 Tabs
Ayurvedic Herbs Direct1.0(1)
$14.86
NOW Foods Feverfew 100 Veg Capsules
iHerb4.7(173)
$11.01
Mountain Rose Herbs Feverfew Extract
Mountain Rose Herbs5.0(6)
$20.50
Best Naturals Feverfew 380 mg 180 Capsules
Target4.1(15)
$12.99
Solaray Feverfew Leaf Extract 400 mg 60 VegCaps
Solaray4.5(22)
$20.89
Feverfew Tincture Gluten-Free Extract 1 oz
Rooted Earth Farm + Apothecary
$16.99
Sacred Plant Co Feverfew Tincture
Sacred Plant Co5.0(4)
$18.77
Swanson Feverfew 380mg 100 Capsules
Target4.7(336)
$11.09

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

GNC
4.0 (24)
Vitamin & supplements store
8950 Waltham Woods Rd, Parkville, MD 21234
Directions (410) 661-7509
Exile Performance Nutrition
4.9 (133)
Vitamin & supplements store
8303 Pulaski Hwy, Rosedale, MD 21237
Directions (443) 850-0543
The Vitamin Shoppe
4.5 (166)
Vitamin & supplements store
1313 York Rd, Lutherville, MD 21093
Directions (410) 821-1611
Total Athlete Nutrition Center
4.8 (17)
Vitamin & supplements store
5601 Eastern Ave Ste 515, Baltimore, MD 21224
Directions (667) 260-4923
NorthStar Nutritionals
4.4 (21)
Vitamin & supplements store
1001 Cathedral St, Baltimore, MD 21201
Directions (800) 913-2592
Solaire Nutraceuticals
4.3 (36)
Vitamin & supplements store
1001 Cathedral St, Baltimore, MD 21201
Directions (855) 303-2430
HighlantownHealthyNutrition
5.0 (9)
Vitamin & supplements store
3639 Pulaski Hwy, Baltimore, MD 21224
Directions (443) 500-1913
GNC
3.9 (26)
Vitamin & supplements store
8200 Perry Hall Blvd #2540, Baltimore, MD 21236
Directions (443) 725-3001

Research & Studies

Parthenolide Content of Feverfew (Tanacetum parthenium) Assessed by Hplc and 1H-nmr Spectroscopy
DVC Awang, BA Dawson, DG Kindack… - Journal of natural …, 1991 - ACS Publications
… extracted from British-grown feverfew leaf was purified by recrystallization and used as an analytical standard. Authenticated and purported feverfew samples were extracted … feverfew …
1991103 citations
Parthenolide, a sesquiterpene lactone from the medical herb feverfew, shows anticancer activity against human melanoma cells in vitro
K Lesiak, K Koprowska, I Zalesna, D Nejc… - Melanoma …, 2010 - journals.lww.com
… Parthenolide, an active component of feverfew (Tanacetum parthenium), inhibits proliferation and kills various cancer cells mainly by inducing apoptosis. The aim of the study was to …
2010108 citations
Herbal medicinals: selected clinical considerations focusing on known or potential drug-herb interactions
LG Miller - Archives of internal medicine, 1998 - jamanetwork.com
… 6 months when taking placebo vs 1.69 ± 0.57 headache every 6 months when taking feverfew), nausea, and vomiting, whereas there was no change in the group receiving feverfew. In …
19981,806 citations
Herbal and Natural Compounds in Neuropharmacology: Biochemical innovations of Bio molecules used to manage Migraine
R Muthuswamy, M Nandhini, K Prabha, C Sasipriya - kronika.ac
… Feverfew is commonly used as a preventive treatment for … feverfew powder—more effectively than feverfew extracts or … the parthenolide content in the extracts by more than 10% [19]. …
… abiotic elicitors on the expression of genes of key enzymes involved in the parthenolide biosynthetic pathway and its content in feverfew plant (Tanacetum parthenium …
M Darbahani, M Rahaie, A Ebrahimi… - Natural Product …, 2022 - Taylor & Francis
Full article: The effects of several abiotic elicitors on the expression of genes of key enzymes involved in the parthenolide biosynthetic pathway and its content in feverfew plant (…
202211 citations
The efficacy of oral administration of resveratrol in association with feverfew (RevifastDol®) for the treatment of primary dysmenorrhea: A retrospective cohort study
S Ferrero, F Barra, GM Vigliercio… - Women's Health …, 2018 - starlingscience.com
… a nutraceutical combination of resveratrol and feverfew (Revifastdol ® ) significantly decrease the intensity of primary dysmenorrhea and the need for analgesics pills in these patients; …
20184 citations

Related News

Magnesium Forms Explained: Oxide, Citrate, and Glycinate
The magnesium form on a label affects how much elemental magnesium you get. Here is how the common forms compare.
VitaSuppTrack Editorial· Jun 24, 2026

Browse all articles

Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2019-12-22. DSLD Label ID: 211659. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.