No known drug interactions for the matched ingredients — not a guarantee none exist. Check your meds →
Dietary supplement

White Oak Ingredients & Drug Interactions

by Herbal Terra

Liquid Category: Botanical
No known interaction
The interaction bottom line No known interaction

White Oak is a dietary supplement by Herbal Terra 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 by Herbal Terra

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.

From our pharmacy team — supplement deep dive

What’s inside

Full disclosure
Ingredient Transparency · database check
Full

Every active ingredient lists its own amount on the label.

Why this rating?
  • The label discloses an exact amount for 1 of its 1 active ingredient.
  • No proprietary blends here — you can verify the dose of every single component.

This product contains one active ingredient: certified organic White Oak (Quercus alba) dried bark in liquid extract form. White Oak bark has been used traditionally, though it's not well studied in modern research.

The extract is made with a menstruum, which is the liquid used to pull out the plant's compounds.

Does it work?

Couldn't assess
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed
Not assessable

This is a single-ingredient White Oak product and its label doesn't state a use — see White Oak's own graded uses on its monograph.

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.

We don't hold effectiveness ratings for White Oak in our data, so the evidence for what it may do isn't established here. If you're considering it for a specific reason, that's a good question to bring to your doctor or pharmacist — they can tell you what the current research actually supports.

The evidence, ingredient by ingredient White Oak

How safe is it?

Some data gaps
Safety Information · database check
Some gaps

Safety data exists for these ingredients, but with some important gaps.

Why this rating?
  • We hold adverse-effect (side-effect) data for 0 of the 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

White Oak bark is generally used only short-term because its high tannin content can irritate your digestive tract, and the full safety profile isn't well studied. It's not recommended during pregnancy due to lack of safety data, and breastfeeding safety is unknown, so it's best avoided then too.

Side effects, ingredient by ingredient White Oak

Meds to double-check

No known interactions
Known Interaction Concern · database check
No known interactions

No medication interactions are currently documented for the matched ingredients — that isn't a guarantee none exist.

Why this rating?
  • None of the 1 matched ingredient has a documented medication interaction on file.

No interactions are documented in our data for the ingredients we could check. Still, run your medications through the search tool on this page to confirm none of yours appear.

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 extract is a single-ingredient product with no documented medication interactions in our data, making it a simpler choice if you're on other drugs — but do run your exact list through the tool to be sure. Because the safety data is limited and it can bother your stomach, it's meant for short-term use only.

Talk with your doctor or pharmacist before you start, especially if you're pregnant, breastfeeding, or have digestive issues.

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 Sep 25, 2020.

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

At a glance

General information

Key facts about White Oak, straight from the product label.

Brand Herbal Terra
Barcode (UPC) 0606595856901
Net contents 4 Fluid Ounce(s); 120 mL
Market status On market
Date entered into DSLD Sep 25, 2020
DSLD ID 235234
Product type Botanical
Supplement form Liquid
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Organic, Gluten Free
From the label
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 by Herbal Terra, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
1 mL
Maximum serving Sizes:
1 mL
Servings per container
120
UPC/BARCODE
0606595856901
IngredientAmount% DV
certified organic White Oak (Quercus alba) dried bark liquid extract970 mg--

Other ingredients: Menstruum

Tap any ingredient to jump to its full detail below.

Label statements
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.
Formulation

Origin of plant material: USA.

Manufactured in the USA in an FDA registered facility

Alcohol free

Dried herb/menstruum ratio: 1:3 Expertly extracted Laboratory tested 330 mg/1 mL Premium product Alcohol-free liquid herbal extract

Non GMO

No artificial ingredients, GMO, gluten, color additives, fillers, preservatives or binders. Natural Gluten Free

Suggested/Recommended/Usage/Directions

Direction Shake well before use. Adults take up to 30 drops (1 mL, one full squeeze of the dropper bulb) in 3-4 fl. oz of juice or water up to 4 times a day. We recommend to seek expert medical advice before taking this or any other herbal supplements.

FDA Disclaimer Statement

Notice This product has not been evaluated by the FDA and is not intended to diagnose, treat, cure, or prevent any disease.

Precautions

Caution May have contraindications.

Do not use if you are allergic to any ingredients.

Consult a physician before using during pregnancy, if nursing, or if you are on any medications.

Keep out of the reach of children.

Storage

Store in a cool, dry, dark place.

Formula

Quercus alba

FDA Statement of Identity

Herbal Supplement

Seals/Symbols

Made in USA Made in an FDA registered facility Natural Gluten Free

See for yourself

White Oak by Herbal Terra label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

What’s inside

The Ingredients in White Oak by Herbal Terra

This is the 1 active ingredient this product is made of. Select it to open its full monograph.

Serving size1 mL Dosage formLiquid Servings per container120 Amounts shown are per serving.

970 mg per serving

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...

Certified organic White Oak (Quercus alba) dried bark liquid extract monograph & interactions

Other (inactive) ingredients: Menstruum. These complete the product’s ingredient list but are not active constituents.

Interaction report

White Oak by Herbal Terra Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in White Oak. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.

The maker

Brand information

Manufacturer and brand details for White Oak, from the product label.

Herbal Terra

See all Herbal Terra products
Name
Herbal Terra
Pharmacist Counseling Corner

White Oak by Herbal Terra: Common Questions

Does White Oak by Herbal Terra interact with any medications?
We do not currently list a known interaction for the mapped ingredients in White Oak. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
White Oak contains a single active ingredient, and that one ingredient can interact with many different medications on its own. We check it against each medication and show the mechanism responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
Can I take White Oak if I'm pregnant?
No — there isn't enough safety data, so it's best avoided during pregnancy. Talk with your doctor or pharmacist about whether this product is right for you.
Is it safe to use while breastfeeding?
Safety while breastfeeding is unknown, so it's best avoided. If you're thinking about it, check with your doctor or pharmacist for personalized advice.
How long can I take this?
White Oak is generally used short-term only. Because its high tannin content can irritate your digestive tract and it's not well studied, it's not meant for long-term use.
What is the menstruum in the ingredients list?
The menstruum is the liquid used to extract the active compounds from the White Oak bark — it's an inactive ingredient that helps deliver the plant material.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Not sure if White Oak is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

Ask a pharmacist

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.

White Oak label
Go deeper

The Full Monographs Behind White Oak’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Sources

Sources & How We Checked

White Oak'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.

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
  1. Herbs at a Glance — NIH NCCIH Source
  2. Herbs and Supplements — MedlinePlus Source

See these in context on the White Oak monograph →

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

Keep exploring