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Dietary supplement

Corn Silk Powder Ingredients & Drug Interactions

by TerraVita Premium Collection

Corn Silk Powder label
See full label image
Powder 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 Corn Silk Powder 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

Corn Silk Powder is a dietary supplement by TerraVita Premium Collection with 1 active ingredient. Its ingredients are commonly taken for urinary tract and bladder problems, mild fluid retention (diuretic), kidney and prostate concerns.Based on those ingredients, 290 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Corn Silk, Powder. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Corn Silk Powder by TerraVita Premium Collection

Ask about any prescription or over-the-counter medication and we check it for interactions with Corn Silk Powder by TerraVita Premium Collection — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Corn Silk Powder by TerraVita Premium Collection

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 11, 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.

Corn Silk Powder by TerraVita Premium Collection contains one active ingredient: corn silk powder. Corn silk is the thread-like strands found inside the husk of an ear of corn.

There are no other inactive ingredients listed.

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: Urinary tract and kidney health support.
  • We looked for evidence on: Nocturnal enuresis, Prostatitis, Urinary tract infections (UTIs), Kidney stones (nephrolithiasis), bladder health, fluid retention — and 1 related terms.
  • The closest evidence on file: Corn Silk is rated "Insufficient Reliable Evidence To Rate" for Kidney stones (nephrolithiasis) (Natural Medicines).
  • Also on file: Corn Silk is rated "Insufficient Reliable Evidence To Rate" for Prostatitis, Urinary tract infections (UTIs), Nocturnal enuresis.

The product facts don't give us enough reliable evidence to say corn silk is effective for any of the conditions listed — including angina, heart disease, heart failure, depression, diabetes, or fatigue. The research available is too limited or inconsistent to make a confident call, so we can't tell you whether it works for those uses.

The evidence, ingredient by ingredient Corn Silk

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.

Corn silk is generally well tolerated for short-term use, but human safety data are limited overall. The most common side effects reported are low potassium (hypokalemia) and low sodium (hyponatremia), especially with prolonged use.

Adverse effects seem rare, though a thorough safety evaluation hasn't been done. If you're applying corn silk to your skin, it can cause rash or hives (dermatitis and urticaria) in some people.

There isn't enough reliable safety data to use corn silk during pregnancy, so it's best avoided. If you're breastfeeding, safety data are unknown — talk with your doctor or pharmacist before using it.

Side effects, ingredient by ingredient Corn Silk

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 — Corn Silk.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs; diabetes medications.
  • For scale: 290 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 you start, check your exact medications if you take any blood pressure drugs, diuretics (water pills), corticosteroids, diabetes medications, or warfarin — all are Moderate-severity interactions with corn silk. Your pharmacist can help you decide if timing or dose adjustment makes sense for your situation.

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.

Corn silk might be worth considering if you're curious about traditional uses, but the evidence for its effectiveness isn't solid yet. If you take blood pressure medications, diuretics, corticosteroids, diabetes drugs, or warfarin, you need to check with your pharmacist or doctor first — the interactions are real and potentially serious.

Because potassium and sodium losses are a documented concern, anyone with kidney problems or electrolyte imbalances should also talk to their pharmacist.

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 Apr 21, 2023.

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 Corn Silk Powder, straight from the product label.

Brand TerraVita Premium Collection
Barcode (UPC) 064435111984
Net contents 4 Ounce(s)
Market status On market
Date entered into DSLD Apr 21, 2023
DSLD ID 290432
Product type Botanical
Supplement form Powder
Dietary claims / uses All Other, Structure/Function
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 Corn Silk Powder by TerraVita Premium Collection, 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:
0.25 Teaspoon(s)
Maximum serving Sizes:
0.25 Teaspoon(s)
Servings per container
113
UPC/BARCODE
064435111984
IngredientAmount% DV
Corn Silk, Powder1000 mg--

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

A Dietary Supplement

Brand IP Statement(s)

Copyright 2004 TerraVita - Distributed by ZooScape LLC, All Rights Reserved.

Suggested/Recommended/Usage/Directions

Directions Stir 1/4 of a teaspoon into a glass of water and consume 3 times daily, with meals.

General Statements

TerraVita is an exclusive line of premium natural products that use the finest, purest and most potent ingredients in the world. TerraVita's hallmarks are the highest possible standards of purity, potency, stability and freshness. All products are prepared with the greatest quality control, from raw materials through the entire manufacturing process, right up to the moment your product is sealed for freshness and shipped to you.

Please recycle!

FDA Disclaimer Statement

Statements not evaluated by FDA. Product not intended to diagnose, treat, cure, or prevent any disease.

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

See for yourself

Corn Silk Powder by TerraVita Premium Collection label

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

Corn Silk Powder 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 Corn Silk Powder by TerraVita Premium Collection

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

Serving size0.25 Teaspoon(s) Dosage formPowder Servings per container113 Amounts shown are per serving.

Corn Silk, Powder

Interacts with
290 drugs
1000 mg per serving

Corn silk is a traditional herbal remedy taken as a tea or extract, mostly for urinary and mild fluid-related complaints. High-quality human evidence...

Corn Silk, Powder monograph & interactions
Interaction report

Corn Silk Powder by TerraVita Premium Collection Drug Interactions

Want to check YOUR meds against Corn Silk Powder?

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
290Drugs
290 Moderate

Ingredients driving the most interactions

Corn Silk, Powder 290

Individual Drug Interactions

The ingredients in Corn Silk Powder interact with 290 drugs. Click any drug to see the details.

1 of the 1 ingredient in Corn Silk Powder interact with drugs. Each result below shows which ingredient is responsible. Corn Silk, Powder

Each ingredient & the kinds of drugs it affects

For each ingredient in Corn Silk Powder 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.

Corn Silk, Powder5 drug types · 290 drugs

Antidiabetes Drugs

Theoretically, taking corn silk with antidiabetes drugs might increase the risk of hypoglycemia.
Animal research in diabetic mice shows that taking corn silk extract lowers fasting blood glucose levels.

Likelihood Possible Evidence D
Antihypertensive Drugs

Taking corn silk extract with antihypertensive drugs might increase the risk of hypotension.
Clinical research in both hypertensive and normotensive adults shows that taking corn silk extract lowers systolic and diastolic blood pressure.

Likelihood Possible Evidence D
Corticosteroids

Taking corn silk with corticosteroids might increase the risk of hypokalemia.
Clinical research shows that taking corn silk extract increases the urinary excretion of potassium.

Likelihood Possible Evidence D
Diuretic Drugs

Taking corn silk with diuretic drugs might increase the risk of adverse effects such as hyponatremia and hypokalemia.
Clinical research shows that taking corn silk extract increases urine volume and promotes the urinary excretion of sodium and potassium. Some patients may require electrolyte supplementation.

Likelihood Possible Evidence D
Warfarin (Coumadin)

Theoretically, suddenly stopping, starting, or changing corn silk treatment may alter the effects of warfarin.
Corn silk contains vitamin K. Individuals taking warfarin should consume a consistent daily amount of corn silk to maintain consistent anticoagulation.

Likelihood Likely Evidence D
Corn Silk, Powder full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Corn Silk Powder, from the product label.

TerraVita Premium Collection

See all TerraVita Premium Collection products
Name
TerraVita Fine Whole Herbs
City
Brampton
State
Ontario
Pharmacist Counseling Corner

Corn Silk Powder by TerraVita Premium Collection: Common Questions

Does Corn Silk Powder by TerraVita Premium Collection interact with any medications?
Yes. Based on its ingredients, Corn Silk Powder has a known interaction with 290 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Corn Silk Powder 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.
Will corn silk lower my blood pressure?
Clinical research shows that corn silk extract does lower both systolic and diastolic blood pressure. If you already take blood pressure medications, this is a Moderate-severity concern — it could push your pressure too low.
Can I take this if I'm pregnant or breastfeeding?
There isn't enough reliable safety data to recommend corn silk during pregnancy, so it's best avoided. While breastfeeding, safety data are unknown — talk with your doctor or pharmacist before using it to make sure it's right for your situation.
What are the side effects?
Adverse effects seem rare overall, but low potassium and low sodium are the most common ones reported, especially with prolonged use. If you're applying it to your skin, it can cause rash or hives. A thorough safety evaluation hasn't been conducted, so data are limited.
Does corn silk actually work for diabetes?
The evidence in our data isn't strong enough to say. Animal research suggests corn silk may lower blood sugar, but we don't have enough reliable human evidence to rate it as effective for diabetes.
If I take warfarin, can I use this product?
Corn silk contains vitamin K, which affects how warfarin (a blood thinner) works. You can take them together, but you have to keep your corn silk dose consistent day to day — sudden changes could throw off your blood thinner's effectiveness. Talk with your pharmacist about a steady routine.
Will this make my diuretic work better?
Corn silk acts like a diuretic — it increases urine output and flushes out sodium and potassium. Combining it with water pills raises the risk of dangerously low potassium or sodium levels. Your pharmacist needs to know if you're taking both.

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.

Corn Silk Powder label
Go deeper

The Full Monographs Behind Corn Silk Powder’s Ingredients

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

Herb & supplement monograph

Corn Silk

Interacts with 290 drugs

Corn silk is a traditional herbal remedy taken as a tea or extract, mostly for urinary and mild fluid-related complaints. High-quality human evidence for these uses is limited, so it should...

Read the full Corn Silk monograph →
Sources

Sources & How We Checked

Corn Silk Powder'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 4 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.

Corn Silk 4 references
  1. Newall CA, Anderson LA, Philpson JD. Herbal Medicine: A Guide for Healthcare Professionals. London, UK: The Pharmaceutical Press, 1996.
  2. Brinker F. Herb Contraindications and Drug Interactions. 2nd ed. Sandy, OR: Eclectic Medical Publications, 1998.
  3. George GO, Idu FK. Corn silk aqueous extracts and intraocular pressure of systemic and non-systemic hypertensive subjects. Clin Exp Optom. 2015 Mar;98(2):138-49. PubMed
  4. Sheng L, Chen Q, Di L, Li N. Evaluation of anti-diabetic potential of corn silk in high-fat diet/streptozotocin- induced type 2 diabetes mice model. Endocr Metab Immune Disord Drug Targets. 2020. PubMed

See these in context on the Corn Silk 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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