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Dietary supplement

Magnolia Bark Extract Ingredients & Drug Interactions

by SuperSmart

Capsule Category: Botanical
Most serious interaction: Moderate
The interaction bottom line Most serious interaction: Moderate

Magnolia Bark Extract is a dietary supplement by SuperSmart with 1 active ingredient. Its ingredients are commonly taken for anxiety and stress, sleep problems, digestive upset.Based on those ingredients, 351 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Magnolia officinalis extract. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

HelloPharmacist Scorecard of Magnolia Bark Extract by SuperSmart

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 capsule contains one active ingredient: magnolia officinalis extract — a concentrated form of compounds from magnolia bark. The capsules themselves are made from pullulan and acacia, which are inactive ingredients that help hold the product together.

Does it work?

Insufficient evidence
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
Insufficient

There isn't enough reliable clinical evidence to rate this product's ingredients for its stated purpose.

Why this rating?
  • The label markets this product for: Stress and anxiety support.
  • We looked for evidence on: Anxiety, Stress, Sleep quality, Relaxation.
  • The closest evidence on file: Magnolia is rated "Insufficient Reliable Evidence To Rate" for Anxiety (Natural Medicines).
  • Also on file: Magnolia is rated "Insufficient Reliable Evidence To Rate" for Stress.

The evidence we hold shows magnolia bark is possibly effective for gingivitis (gum inflammation). For hay fever and anxiety, there isn't enough reliable evidence yet to say whether it works.

There's also insufficient data on whether it helps with dental plaque.

The evidence, ingredient by ingredient Magnolia

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 1 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.

When taken by mouth, magnolia seems to be well tolerated overall. The human safety data is limited, so it's best used short-term by most adults.

We don't have reliable pregnancy or breastfeeding safety information on file — the data advises against use in pregnancy and breastfeeding because safety hasn't been established. In clinical trials, a small number of participants reported side effects like sexual dysfunction, hand tremors, numbness around the mouth, fatigue, and headache, though it's unclear whether magnolia caused them or other factors were responsible.

Side effects, ingredient by ingredient Magnolia

Meds to double-check

Moderate interaction found
Known Interaction Concern · database check
Moderate identified

The most serious documented interaction for these ingredients is Moderate. Check your medications for a personalized result.

Why this rating?
  • 1 of the 1 matched ingredient can interact with medications — Magnolia.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs.
  • For scale: 351 individual medications appear in the full list. A big number alone doesn't make a product dangerous — what matters is whether YOUR medication is on it, so run yours through the interaction checker on this page.

Before taking this product, double-check it with your pharmacist if you take any CNS depressants (sedatives, sleep aids, anxiety medications) or blood thinners and antiplatelet drugs (like warfarin or aspirin). Both interactions are moderate-severity and theoretically possible with large doses.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with insufficient evidence for its stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

Magnolia bark extract may be worth considering if you're looking at natural support for gum health, but the evidence is still early. If you take blood thinners, sleep aids, sedatives, or any CNS depressants, check with your pharmacist first — this product could amplify their effects.

Steer clear if you're pregnant or breastfeeding. Talk to your pharmacist about whether it's right for you and your medications.

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 Jun 25, 2025.

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 Magnolia Bark Extract, straight from the product label.

Brand SuperSmart
Barcode (UPC) 5453003823933
Net contents 60 Vegetarian Capsule(s)
Market status On market
Date entered into DSLD Jun 25, 2025
DSLD ID 332707
Product type Botanical
Supplement form Capsule
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Vegan, Vegetarian, Adult (18 - 50 Years), Gluten Free, Dairy 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 Magnolia Bark Extract by SuperSmart, 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:
2 Capsule(s)
Maximum serving Sizes:
2 Capsule(s)
Servings per container
30
UPC/BARCODE
5453003823933
IngredientAmount% DV
Magnolia officinalis extract300 mg--

Other ingredients: Pullulan, Acacia

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.
FDA Statement of Identity

Dietary Supplement

Formulation

Guarantees: Vegan, non-GMO, gluten free, soy free, dairy free.

Guarantees: Vegan, non-GMO, gluten free, soy free, dairy free. No coloring, preservatives, or flavorings.

Suggested/Recommended/Usage/Directions

Directions: Adults. Take 2 vegetarian capsules a day, at mealtimes or as directed by the practitioner.

Formula

Each capsule contains 150 mg of Magnolia officinalis extract.

Precautions

Cautions: Do not exceed the recommended daily dose. Tamper evident: Do not use if seal under cap is broken or missing.

Keep out of reach of children.

Consult a healthcare provider before using this product if pregnant, breastfeeding, or having health concerns.

Storage

Store in a cool, dry place.

See for yourself

Magnolia Bark Extract by SuperSmart label

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

What’s inside

The Ingredients in Magnolia Bark Extract by SuperSmart

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 container30 Amounts shown are per serving.

Magnolia officinalis extract

Interacts with
351 drugs
300 mg per serving Form: Honokiol, Magnoliol

Magnolia bark and flower buds have a long history in traditional Chinese and Japanese medicine, often for stress, sleep, and digestion. Modern human r...

Magnolia officinalis extract monograph & interactions

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

Interaction report

Magnolia Bark Extract by SuperSmart Drug Interactions

Want to check YOUR meds against Magnolia Bark Extract?

Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.

Go to the checker
351Drugs
351 Moderate

Ingredients driving the most interactions

Each ingredient & the kinds of drugs it affects

For each ingredient in Magnolia Bark Extract with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.

Magnolia officinalis extract2 drug types · 351 drugs

Anticoagulant/Antiplatelet Drugs

Theoretically, magnolia might have additive effects and increase the risk of bleeding when used with anticoagulant or antiplatelet drugs.
In vitro research shows that the chemicals magnolol and honokiol, isolated from magnolia bark, inhibit platelet aggregation that is experimentally induced by collagen and arachidonic acid. However, they do not inhibit platelet aggregation that is induced by adenosine diphosphate, platelet-activating factor, or thrombin. This interaction has not been reported in humans.

Likelihood Possible Evidence D
Cns Depressants

Theoretically, concomitant use of large doses of magnolia bark and CNS depressants might have additive effects.
In vitro and animal research shows that constituents extracted from magnolia bark, especially honokiol and magnolol, have sedative effects. These effects may be due to the inhibition of catecholamine release and modulation of gamma-aminobutyric acid-A (GABA-A) receptors.

Likelihood Possible Evidence D
The maker

Brand information

Manufacturer and brand details for Magnolia Bark Extract, from the product label.

SuperSmart

See all SuperSmart products
Name
SuperSmart USA LLC
City
Miami
State
FL
ZipCode
33130
Phone Number
+1 (786) 522-3907
Web Address
us.SuperSmart.com
Pharmacist Counseling Corner

Magnolia Bark Extract by SuperSmart: Common Questions

Does Magnolia Bark Extract by SuperSmart interact with any medications?
Yes. Based on its ingredients, Magnolia Bark Extract has a known interaction with 351 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Magnolia Bark Extract 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 this while I'm pregnant or breastfeeding?
No, the safety data advises against it. There isn't enough reliable information about how magnolia affects pregnancy or breastfeeding, so it's best avoided if you're pregnant, planning to be, or nursing. Talk to your doctor or pharmacist about what's right for your situation.
What is magnolia bark extract actually used for?
Our data shows it's possibly effective for gingivitis — that's gum inflammation. For hay fever and anxiety, there isn't enough reliable evidence yet to say whether it helps.
Does magnolia bark have common side effects?
When taken by mouth, it's generally well tolerated. In clinical trials, a small number of people reported side effects like fatigue, headache, hand tremors, or numbness, though it's unclear if magnolia caused them. Topically, it can cause contact dermatitis.
How long is it safe to take this supplement?
Human safety data is limited, so it's best used short-term by most adults. If you're thinking of taking it longer, talk to your pharmacist first.
Does this product have fillers?
The capsule itself is made from pullulan and acacia, which are inactive ingredients that hold the product together — that's standard for capsules like this one.

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

Not sure if Magnolia Bark Extract 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.

Magnolia Bark Extract label
Go deeper

The Full Monographs Behind Magnolia Bark Extract’s Ingredients

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

Sources

Sources & How We Checked

Magnolia Bark Extract'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 9 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.

Magnolia 9 references
  1. Kuribara H, Kishi E, Hattori N, et al. The anxiolytic effect of two oriental herbal drugs in Japan attributed to honokiol from magnolia bark. J Pharm Pharmacol 2000;52:1425-9. PubMed
  2. Tachikawa E, Takahashi M, Kashimoto T. Effects of extract and ingredients isolated from Magnolia obovata thunberg on catecholamine secretion from bovine adrenal chromaffin cells. Biochem Pharmacol 2000;60:433-40. PubMed
  3. Jung KY, Kim DS, Oh SR, et al. Magnone A and B, novel anti-PAF tetrahydrofuran lignans from the flower buds of Magnolia fargesii. J Nat Prod 1998;61:808-11.
  4. Garrison R, Chambliss WG. Effect of a proprietary Magnolia and Phellodendron extract on weight management: a pilot, double-blind, placebo-controlled clinical trial. Altern Ther Health Med 2006;12:50-4.
  5. Teng CM, Chen CC, Ko FN, et al. Two antiplatelet agents from Magnolia officinalis. Thromb Res 1988;50:757-65. PubMed
  6. Ghys K, De Palma A, Vandevenne A, Werbrouck J, Goossens A. Magnolia officinalis bark extract, a recently identified contact allergen in 'anti-ageing' cosmetics. Contact Dermatitis. 2015 Aug;73(2):130-2.
  7. Raison-Peyron N, Césaire A, Du-Thanh A, Dereure O. Allergic contact dermatitis caused by Magnolia officinalis bark extract in a facial anti-ageing cream. Contact Dermatitis. 2015 Jun;72(6):416-7.
  8. Nilausen TD, Johansen JD, Thyssen JP. Allergic contact dermatitis of the face caused by Magnolia officinalis bark extract. Contact Dermatitis. 2016;75(6):385-87.
  9. Amat-Samaranch V, López-Sánchez C, Tubau C, Puig L, Serra-Baldrich E. Vulvar allergic contact dermatitis caused by Magnolia officinalis bark extract. Contact Dermatitis 2022;87(1):96-97.

See these in context on the Magnolia 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

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