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

Male Fern Ingredients & Drug Interactions

by TerraVita

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

Male Fern is a dietary supplement by TerraVita with 1 active ingredient. Its ingredients are commonly taken for intestinal worms (especially tapeworm), traditional deworming remedy, folk wound care.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 Male Fern by TerraVita

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.

TerraVita Male Fern contains one active ingredient: a glycerite liquid extract of male fern (an herb). The inactive ingredient is glycerin, which keeps the extract in liquid form.

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 Male Fern product and its label doesn't state a use — see Male Fern'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.

The evidence for male fern is insufficient for any of the conditions listed on the label — hemorrhoids, intestinal parasite infection, rheumatoid arthritis, and wound healing. None of these uses have reliable supporting data in the information we hold.

The evidence, ingredient by ingredient Male Fern

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.

Male fern is potentially toxic and carries a very narrow margin between what might be an effective dose and a poisonous one. Common side effects from oral use include nausea, diarrhea, headaches, tremors, vertigo, shortness of breath, and eye inflammation (optic neuritis).

Serious but rare side effects can include seizures, muscle weakness, coma, temporary or permanent blindness, and heart or breathing failure — death has occurred with severe poisoning. The safety data advises against use in pregnancy due to toxicity and possible harm to the pregnancy.

Breastfeeding safety is also unknown, and because of the toxicity risk, it should be avoided during lactation as well.

Side effects, ingredient by ingredient Male Fern

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 medications we could check. However, the real concern is the ingredient itself: male fern is potentially toxic with a very narrow safety window.

Clear this product with your own doctor or pharmacist before taking it, especially if you're on any medications.

The bottom line

Scorecard at a glanceFully disclosed formula with no assessable stated purpose. No medication interactions are currently documented, and safety information is well characterized.

Male fern is a potent and narrow-margin herb that the safety data does not recommend. Its effectiveness for the labeled uses isn't well established, and the risk of serious toxicity is real.

If you're considering this product, you need to talk it over with your own doctor or pharmacist first — do not start it on your own.

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

At a glance

General information

Key facts about Male Fern, straight from the product label.

Brand TerraVita
Barcode (UPC) 064435226978
Net contents 1 Fluid Ounce(s); 30 mL
Market status On market
Date entered into DSLD Dec 13, 2022
DSLD ID 279667
Product type Botanical
Supplement form Liquid
Dietary claims / uses All Other
Intended target group(s) Adult (18 - 50 Years)
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 Male Fern by TerraVita, 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:
25 Drop(s)
Maximum serving Sizes:
40 Drop(s)
Servings per container
227
UPC/BARCODE
064435226978
IngredientAmount% DV
Male Fern Glycerite Liquid Extract0.13 mL--

Other ingredients: Glycerin

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.
Brand IP Statement(s)

Copyright 2018 TerraVita - Distributed by ZooScape LLC, All Rights Reserved.

Formula

Glycerite liquid extract (1:5)

Formulation

Alcohol free No flavor

Suggested/Recommended/Usage/Directions

Suggested Use: Take 25-40 drops of extract in a small amount of warm water 3-4 times daily. Shake well before using.

Precautions

Keep away from children.

Do not use if safety seal around cap is broken or missing.

See for yourself

Male Fern by TerraVita label

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

What’s inside

The Ingredients in Male Fern by TerraVita

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

Serving size25 Drop(s) Dosage formLiquid Servings per container227 Amounts shown are per serving.

Male Fern Glycerite Liquid Extract

No known
interactions
0.13 mL per serving

Male fern is an old herbal remedy that was once used as a powerful treatment to expel tapeworms. It is now considered outdated and potentially dangero...

Male Fern Glycerite Liquid Extract monograph & interactions

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

Interaction report

Male Fern by TerraVita Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Male Fern. 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 Male Fern, from the product label.

TerraVita

See all TerraVita products
Name
ZooScape LLC
Phone Number
844-449-0444
Web Address
www.ZooScape.com
Pharmacist Counseling Corner

Male Fern by TerraVita: Common Questions

Does Male Fern by TerraVita interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Male Fern. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Male Fern 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.
What is male fern supposed to do?
According to the label, it's marketed for hemorrhoids, intestinal parasite infection, rheumatoid arthritis, and wound healing. However, the evidence for any of these uses is insufficient — we don't have reliable data to support that it actually works for any of them.
What are the side effects?
Common ones include nausea, diarrhea, headaches, tremors, vertigo, shortness of breath, and eye inflammation. Serious but rare side effects can include seizures, muscle weakness, coma, blindness, and heart or breathing failure. The risks are tied to male fern's narrow safety margin and toxicity.
Can I take this if I'm pregnant?
No. The safety data advises against it due to toxicity and possible harm to the pregnancy. Talk with your doctor or pharmacist about what's safe for you.
Can I take this while breastfeeding?
Safety is unknown during breastfeeding, and because of the toxicity risk, it should be avoided. Discuss options with your own healthcare provider.
Why is male fern so risky?
Male fern is potentially toxic, and there's a very narrow difference between a dose someone might think is safe and one that causes poisoning. That narrow margin, combined with the lack of proven effectiveness, makes it difficult to recommend.

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

Not sure if Male Fern 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.

Male Fern label
Go deeper

The Full Monographs Behind Male Fern’s Ingredients

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

Sources

Sources & How We Checked

Male Fern'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 3 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.

Male Fern 3 references
  1. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
  2. Leung AY, Foster S. Encyclopedia of Common Natural Ingredients Used in Food, Drugs and Cosmetics. 2nd ed. New York, NY: John Wiley & Sons, 1996.
  3. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.

See these in context on the Male Fern 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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