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Dietary supplement

Alnus Glutinosa Ingredients & Drug Interactions

by UNDA Gemmo

Alnus Glutinosa label
See full label image
Liquid Category: Botanical
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Alnus Glutinosa 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

The interaction bottom line Most serious interaction: Moderate

Alnus Glutinosa is a dietary supplement by UNDA Gemmo with 1 active ingredient. Its ingredients are commonly taken for sore throat and mouth inflammation, skin wounds and irritation (topical), fever and general aches (traditional).Based on those ingredients, 2 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Black Alder extract. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Alnus Glutinosa by UNDA Gemmo

Ask about any prescription or over-the-counter medication and we check it for interactions with Alnus Glutinosa by UNDA Gemmo — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Alnus Glutinosa by UNDA Gemmo

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

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Jul 16, 2026

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.

UNDA Gemmo contains one active ingredient: Black Alder extract, derived from the alder tree. The product also includes glycerin, ethanol, and purified water as inactive ingredients that help deliver and preserve the extract.

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 Black Alder product and its label doesn't state a use — see Black Alder'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 hold no effectiveness data for Black Alder extract in our records, so we can't tell you whether this product is proven to work for any particular purpose.

The evidence, ingredient by ingredient Black Alder

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.

Black Alder extract has limited safety data. It may cause nausea or stomach upset, so use it cautiously and only briefly.

The safety data advises against use during pregnancy and while breastfeeding — there isn't enough information to know it's safe in either situation.

Side effects, ingredient by ingredient Black Alder

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 — Black Alder.
  • The most serious interaction on file is rated Moderate.
  • For scale: 2 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.

If you take cisplatin (Platinol-AQ) or doxorubicin (Adriamycin, others) for cancer treatment, check with your doctor or pharmacist before using this product — Black Alder extract may reduce how well these drugs work.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with no assessable stated purpose. Moderate medication interactions have been identified, and some safety-information gaps remain.

Black Alder extract is not well studied in people, and it can interfere with certain chemotherapy drugs. If you're taking cisplatin or doxorubicin, or any other medications, talk with your doctor or pharmacist before starting this product — they can help you weigh whether it's right for you.

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 26, 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 Alnus Glutinosa, straight from the product label.

Brand UNDA Gemmo
Barcode (UPC) 88319630800
Net contents 4.2 fl. Oz.; 125 mL
Market status On market
Date entered into DSLD Dec 26, 2020
DSLD ID 241182
Product type Botanical
Supplement form Liquid
Dietary claims / uses All Other
Intended target group(s) Children 4 or More Years of Age, Adult (18 - 50 Years), Women (not pregnant or lactating)
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 Alnus Glutinosa by UNDA Gemmo, 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:
1.25 mL
Maximum serving Sizes:
1.25 mL
Servings per container
100
UPC/BARCODE
88319630800
IngredientAmount% DV
Black Alder extract1.25 mL--

Other ingredients: Glycerin, Ethanol, purified Water

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.
Suggested/Recommended/Usage/Directions

Recommended Dose: Adults and children (over 12 years): Take 50 drops (1.25 ml) three times daily in a small amount of water or as recommended by your healthcare practitioner.

Precautions

Risk Information: If you are pregnant or breastfeeding, do not use, unless directed by your healthcare practitioner.

Formula

Gemmae bud

FDA Statement of Identity

Dietary Supplement

General Statements

Seroyal UNDA

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

Alnus Glutinosa by UNDA Gemmo label

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

Alnus Glutinosa label

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)
What’s inside

The Ingredients in Alnus Glutinosa by UNDA Gemmo

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

Serving size1.25 mL Dosage formLiquid Servings per container100 Amounts shown are per serving.

Black Alder extract

Interacts with
2 drugs
1.25 mL per serving

Black Alder is a European tree whose bark and leaves have a long history in folk medicine, mainly as an astringent gargle or wound wash. There is very...

Black Alder extract monograph & interactions

Other (inactive) ingredients: Glycerin, Ethanol, Purified Water. These complete the product’s ingredient list but are not active constituents.

Interaction report

Alnus Glutinosa by UNDA Gemmo Drug Interactions

Want to check YOUR meds against Alnus Glutinosa?

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.

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2Drugs
2 Moderate

Ingredients driving the most interactions

Black Alder extract 2

Individual Drug Interactions

The ingredients in Alnus Glutinosa interact with 2 drugs. Click any drug to see the details.

1 of the 1 ingredient in Alnus Glutinosa interact with drugs. Each result below shows which ingredient is responsible. Black Alder extract

Each ingredient & the kinds of drugs it affects

For each ingredient in Alnus Glutinosa 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.

Black Alder extract2 drug types · 2 drugs

Cisplatin (Platinol-Aq)

Laboratory research shows that black alder bark extracts can antagonize the chemotherapeutic effects of cisplatin. This interaction has not been evaluated in humans. Until more is known, use this combination with caution.

Likelihood Possible Evidence D
Doxorubicin (Adriamycin, Others)

Laboratory research shows that black alder bark extracts can antagonize the chemotherapeutic effects of doxorubicin. This interaction has not been evaluated in humans. Until more is known, use this combination with caution.

Likelihood Possible Evidence D
Black Alder extract full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Alnus Glutinosa, from the product label.

UNDA Gemmo

See all UNDA Gemmo products
Name
Seroyal USA
City
Pittsburg
State
PA
ZipCode
15275
Phone Number
1-888-737-6925
Pharmacist Counseling Corner

Alnus Glutinosa by UNDA Gemmo: Common Questions

Does Alnus Glutinosa by UNDA Gemmo interact with any medications?
Yes. Based on its ingredients, Alnus Glutinosa has a known interaction with 2 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Alnus Glutinosa 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.
Is Black Alder safe during pregnancy?
The safety data advises against it during pregnancy because there isn't enough information to know it's safe. Talk with your doctor or pharmacist for personalized guidance.
Can I take this while breastfeeding?
Safety while breastfeeding is unknown, so the data recommends avoiding it. Your doctor or pharmacist can help you decide what's best for you and your baby.
What side effects might Black Alder cause?
The main cautions are nausea and stomach upset. Because safety data are limited, use this product cautiously and only briefly.
What is Black Alder extract used for?
We don't have effectiveness data on file for Black Alder extract, so we can't tell you what it's proven to do. Your doctor or pharmacist may have more information about its traditional uses.

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

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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.

Alnus Glutinosa label
Go deeper

The Full Monographs Behind Alnus Glutinosa’s Ingredients

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

Herb & supplement monograph

Black Alder

Interacts with 2 drugs

Black Alder is a European tree whose bark and leaves have a long history in folk medicine, mainly as an astringent gargle or wound wash. There is very little modern human research to confirm...

Read the full Black Alder monograph →
Sources

Sources & How We Checked

Alnus Glutinosa'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 1 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.

Black Alder 1 reference
  1. Dinic J, Novakovic M, Podolski-Renic A, et al. Antioxidative activity of diarylheptanoids from the bark of black alder (Alnus glutinosa) and their interaction with anticancer drugs. Planta Med 2014;80(13):1088-96. doi: 10.1055/s-0034-1382993. Epub 2014 Au PubMed

See these in context on the Black Alder 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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