White Oak Bark Ingredients & Drug Interactions
by Pure Herbs
What is this page for?
First and foremost: checking White Oak Bark against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.
Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy
White Oak Bark is a dietary supplement by Pure Herbs with 1 active ingredient. Its ingredients are commonly taken for diarrhea, sore throat and mouth irritation, minor skin inflammation and wounds.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.
HelloPharmacist Scorecard of White Oak Bark by Pure Herbs
Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.
What’s inside
Full disclosure
This product contains one active ingredient: White Oak Bark extract. White Oak Bark has been used traditionally as an astringent (a substance that causes tissues to tighten), typically for short-term use.
There are no inactive fillers or other ingredients in this formulation.
Does it work?
Couldn't assess
We don't hold effectiveness ratings for White Oak Bark extract in our data, so we can't speak to how well it works for any particular purpose. If you're considering this for a specific reason, your pharmacist or doctor can help you weigh what's known.
How safe is it?
Some data gaps
White Oak Bark is generally intended for short-term use only. Its high tannin content can irritate your digestive tract, and the full safety picture isn't well established.
The safety data advises against use during pregnancy and while breastfeeding, so avoid it if you're pregnant or nursing.
Meds to double-check
No known interactions
No interactions are documented for this product in our data. Still, check your exact medications using the search tool on this page before you begin.
The bottom line
Scorecard at a glanceFully disclosed formula with no assessable stated purpose. No medication interactions are currently documented, and some safety-information gaps remain.
White Oak Bark has no known drug interactions, which is a good starting point. But because it's not well studied overall and can irritate your stomach, it's best used short-term and under guidance.
Talk with your pharmacist before starting, especially if you're pregnant, breastfeeding, or have digestive concerns.
Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI
Assessment coverage: 1 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Dec 13, 2022.
This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed
General information
Key facts about White Oak Bark, straight from the product label.
| Brand | Pure Herbs |
|---|---|
| Net contents | 1 Fluid Ounce(s); 30 mL |
| Market status | On market |
| Date entered into DSLD | Dec 13, 2022 |
| DSLD ID | 278858 |
| Product type | Botanical |
| Supplement form | Liquid |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Adult (18 - 50 Years), Women (not pregnant or lactating) |
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.
Supplement Facts
The label details for White Oak Bark by Pure Herbs, sourced from the NIH Dietary Supplement Label Database.
Tap any ingredient to jump to its full detail below.
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Suggested/Recommended/Usage/Directions
Directions: For adults, mix 2 mL (abt. 1/2 tsp) of extract in 2 fl. oz (60 mL) water one time daily preferably with a meal.
Shake well before use
Formulation
Beneficial for the support of healthy thyroid and bladder function.
FDA Disclaimer Statement
This statement has not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
Precautions
Warning: Not intended for use by pregnant or nursing women. If you have a medical condition or are taking medication, consult your doctor prior to use.
Discontinue use and consult with your doctor if any adverse reactions occur.
Keep out of reach of children
Brand IP Statement(s)
Pure Herbs, Ltd. Natural Herbal Extracts
FDA Statement of Identity
Dietary Supplement
General Statements
"No expense has been spared to provide the finest nature has to offer."
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
White Oak Bark by Pure Herbs label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.
View the full label (PDF)The Ingredients in White Oak Bark by Pure Herbs
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size2 mL Dosage formLiquid Servings per container15 Amounts shown are per serving.
White Oak Bark extract
No knowninteractions
White oak bark is a traditional herbal remedy rich in tannins, used mostly as a tea or skin wash for diarrhea, sore throat, and minor skin problems. S...
White Oak Bark extract monograph & interactionsOther (inactive) ingredients: None. These complete the product’s ingredient list but are not active constituents.
White Oak Bark by Pure Herbs Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in White Oak Bark. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.
Brand information
Manufacturer and brand details for White Oak Bark, from the product label.
Pure Herbs
See all Pure Herbs products- Name
- Pure Herbs, Ltd.
- City
- Sterling Heights
- State
- MI
- Phone Number
- (800) 860-4372
- Web Address
- www.pureherbs.com
White Oak Bark by Pure Herbs: Common Questions
Does White Oak Bark by Pure Herbs interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Can I take this while pregnant?
Is it safe to use while breastfeeding?
Can this upset my stomach?
Does this interact with my medications?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if White Oak Bark is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.
The Full Monographs Behind White Oak Bark’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
White Oak Bark's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.
The 2 references behind this product’s interaction data
Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.
White Oak 2 references
Parts of this content are provided by the Therapeutic Research Center, LLC.
DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.
© 2021 Therapeutic Research Center, LLC