White Oak Bark Ingredients & Drug Interactions
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 Nature's Sunshine 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 Nature's Sunshine
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. White oak has been used traditionally, though its effects aren't well established in the clinical literature we hold.
The capsule also contains inactive ingredients—magnesium stearate and silicon dioxide—which are common binders and flow agents.
Does it work?
Couldn't assess
We don't have effectiveness ratings on file for white oak bark. The evidence supporting its uses isn't established in the data we hold, so we can't tell you whether it works for any particular purpose.
How safe is it?
Some data gaps
White oak bark is generally used short-term. Its high tannin content can irritate your digestive tract, and the herb itself isn't well studied for safety.
The safety data advises against use during pregnancy and while breastfeeding because there isn't enough information to know it's safe.
Meds to double-check
No known interactions
No interactions are documented for white oak in our data.
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.
If you're considering white oak bark, talk with your pharmacist or doctor first—especially if you're pregnant, nursing, or have a sensitive stomach. There are no documented drug interactions, but we have limited safety data overall for this herb.
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 Oct 24, 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 | Nature's Sunshine |
|---|---|
| Barcode (UPC) | 099904007307 |
| Net contents | 100 Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Oct 24, 2022 |
| DSLD ID | 278313 |
| Product type | Botanical |
| Supplement form | Capsule |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Adult (18 - 50 Years), Kosher |
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 Nature's Sunshine, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| White Oak | 920 mg | -- |
Other ingredients: Capsule, Magnesium Stearate, Silicon Dioxide
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.
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.
General Statements
Bottle made from 100% post consumer recycled material. We are committed to you and our planet. Scan to learn more. We source the world's purest ingredients, no matter where they are grown, to ensure the active nutrients are delivered just as nature intended.
New look! Same great product
Formula
Ko Kosher Service Pareve
Seals/Symbols
Ko Kosher Service Pareve
Precautions
Do not use if inner seal is missing or damaged.
Formulation
Traditional digestive support Supports the immune system
Guaranteed pure
FDA Statement of Identity
Dietary Supplement
Brand IP Statement(s)
Natures Sunshine Herbal experts since 1972
Suggested/Recommended/Usage/Directions
Recommended use: Take 2 capsules with a meal three times daily.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
White Oak Bark by Nature's Sunshine 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 Nature's Sunshine
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size2 Capsule(s) Dosage formCapsule Servings per container50 Amounts shown are per serving.
White Oak
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 monograph & interactionsOther (inactive) ingredients: Capsule, Magnesium Stearate, Silicon Dioxide. These complete the product’s ingredient list but are not active constituents.
White Oak Bark by Nature's Sunshine 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.
Nature's Sunshine
See all Nature's Sunshine products- Name
- Nature's Sunshine Products, Inc.
- City
- Spanish Fork
- State
- UT
- ZipCode
- 84660
- Phone Number
- (800) 223-8225
- Web Address
- www.naturessunshine.com
White Oak Bark by Nature's Sunshine: Common Questions
Does White Oak Bark by Nature's Sunshine interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Can I take this if I'm pregnant or breastfeeding?
What is white oak bark used for?
Could this upset my stomach?
Will 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