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Dietary supplement

Colloidal Silver Advanced Ingredients & Drug Interactions

by BIOVEA

Colloidal Silver Advanced label
See full label image
Liquid Category: Other Combinations
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 9, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Colloidal Silver Advanced 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

Colloidal Silver Advanced is a dietary supplement by BIOVEA with 3 active ingredients. Its ingredients are commonly taken for heart health, high blood pressure, high cholesterol.Based on those ingredients, 208 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Wild Oregano Oil. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Colloidal Silver Advanced by BIOVEA

Ask about any prescription or over-the-counter medication and we check it for interactions with Colloidal Silver Advanced by BIOVEA — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Colloidal Silver Advanced by BIOVEA

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 12, 2026

What’s inside

Low disclosure
Ingredient Transparency · database check
Low

Most active ingredients don't disclose an individual amount — you can't tell how much of each you're getting.

Why this rating?
  • The label discloses an exact amount for 0 of its 3 active ingredients.
  • “Proprietary Blend” is a proprietary blend — the label gives one combined amount (1,980 mg) without saying how much of each component you get.

This product contains 3 active ingredients. Olive leaf provides polyphenols and compounds studied for their potential effects on bone, digestion, and immune function, though evidence remains limited.

Wild Oregano Oil is a concentrated extract rich in volatile oils and phenolic compounds traditionally used for respiratory and digestive support. Colloidal Silver is a liquid suspension of microscopic silver particles.

The product also contains inactive ingredients—deionized water, grain alcohol, and soy lecithin—that serve as the liquid base and emulsifier.

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

The label doesn't state a purpose we can grade — see each ingredient's own graded uses on its monograph instead.

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

The evidence supporting these ingredients is thin across the board. For Olive, the data we hold shows insufficient evidence to rate its use for osteoporosis, indigestion, exercise-induced respiratory infections, shingles, flu, or osteoarthritis.

Wild Oregano Oil similarly lacks reliable evidence for acne, bronchitis, asthma, headache, or upper respiratory infections. Colloidal Silver is rated possibly ineffective for sinus infections and carries insufficient evidence for hay fever, cancer, or COPD.

None of these ingredients have established effectiveness for any condition in our data.

The evidence, ingredient by ingredient Olive Colloidal Silver Oregano

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 3 of the 3 matched ingredients.
  • Pregnancy & breastfeeding safety ratings cover 3 of 3.
  • General safety write-ups exist for 3 of 3.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Olive fruit and oil are very safe as foods, but concentrated Olive supplements are less studied; the safety profile of supplement amounts remains unclear. Most people tolerate Olive well, though headache and stomach discomfort have been reported in trials, and one person reported acne.

Oregano is well tolerated in food amounts; concentrated supplement doses are stronger and less studied, and rare systemic allergic reactions, including anaphylaxis, have occurred in sensitive individuals—one case involved severe swelling and breathing difficulty after eating oregano-seasoned food. Colloidal Silver carries serious safety concerns.

Chronic oral use poses risk of blood cell damage (anemia, low white blood cells, leukopenia), seizures, and bone marrow injury. Health authorities discourage oral use because it is not proven effective and can cause serious, sometimes permanent harm.

The product is unsafe in pregnancy because silver accumulates in the body; it should also be avoided while breastfeeding since safety is unknown and silver may pass to the baby.

Side effects, ingredient by ingredient Olive Colloidal Silver Oregano

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 3 matched ingredients can interact with medications — Oregano.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: anticoagulant / antiplatelet drugs; diabetes medications.
  • For scale: 208 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.

Check with your pharmacist before using this product if you take blood thinners (anticoagulants) or antiplatelet drugs—oregano oil may increase bleeding risk (Moderate severity). Also double-check if you take diabetes medications, as oregano oil might lower blood sugar and increase hypoglycemia risk (Moderate severity).

No interactions are documented for the Olive or Colloidal Silver components we could check.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFormula with limited ingredient disclosure with no assessable stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

This product's main ingredients lack reliable evidence for the conditions often promoted for them, and Colloidal Silver in particular is discouraged by health authorities due to serious safety risks with long-term use. If you take blood thinners or diabetes medications, talk with your pharmacist before starting—Wild Oregano Oil may affect how they work.

Anyone considering this product should discuss it with their doctor or pharmacist first, especially if you are pregnant, breastfeeding, or take prescription drugs.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 3 of 3 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated May 22, 2021.

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 Colloidal Silver Advanced, straight from the product label.

Brand BIOVEA
Barcode (UPC) 818423021782
Net contents 30 mL; 1 fl. Oz.
Market status On market
Date entered into DSLD May 22, 2021
DSLD ID 249023
Product type Other Combinations
Supplement form Liquid
Dietary claims / uses All Other
Intended target group(s) Adult (18 - 50 Years), Kosher, 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 Colloidal Silver Advanced by BIOVEA, 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 mL
Maximum serving Sizes:
2 mL
Servings per container
15
UPC/BARCODE
818423021782
IngredientAmount% DV
Proprietary Blend1980 mg--
Olive0 NP--
Colloidal Silver0 NP--
Wild Oregano Oil0 NP--

Other ingredients: deionized Water, Grain Alcohol, Soy Lecithin

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.
Seals/Symbols

GMP Compliant Non-GMO

K Parve K-1604

Formulation

Non-GMO Gluten free

Premium quality guaranteed since 2001. BIOVEA is committed to product quality to support you and your family's wellness goals. Because we feel so strongly about the quality, potency and purity of our products, we 100% guarantee your satisfaction with every purchase.

Suggested/Recommended/Usage/Directions

Suggested Daily Intake: Take 60 drops, 1-2 times per day, or as needed in water. Repeat as needed.

Shake well before using as separation is normal.

Precautions

Warning: If you are pregnant or lactating, consult a healthcare professional before using this product.

Keep out of reach of children.

Do not use this product if the safety seal on the bottle is broken.

Contains: Soy.

Storage

Store in a cool, dry place.

Formula

K Parve K-1604

Contains: Soy.

General

#6939 - K19

General Statements

Guaranteed premium quality

Liquid extract

FDA Statement of Identity

Herbal Supplement

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

See for yourself

Colloidal Silver Advanced by BIOVEA label

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

Colloidal Silver Advanced 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 Colloidal Silver Advanced by BIOVEA

These are the 3 active ingredients this product is made of. Select any to open its full monograph.

Serving size2 mL Dosage formLiquid Servings per container15 Amounts shown are per serving.

Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.

Proprietary Blend

1980 mg per serving

Other (inactive) ingredients: Deionized Water, Grain Alcohol, Soy Lecithin. These complete the product’s ingredient list but are not active constituents.

Interaction report

Colloidal Silver Advanced by BIOVEA Drug Interactions

Want to check YOUR meds against Colloidal Silver Advanced?

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
208Drugs
208 Moderate

Ingredients driving the most interactions

Wild Oregano Oil 208

Individual Drug Interactions

The ingredients in Colloidal Silver Advanced interact with 208 drugs. Click any drug to see the details.

1 of the 3 ingredients in Colloidal Silver Advanced interact with drugs. Each result below shows which ingredient is responsible. Wild Oregano Oil

Each ingredient & the kinds of drugs it affects

For each ingredient in Colloidal Silver Advanced 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.

Wild Oregano Oil2 drug types · 208 drugs

Anticoagulant/Antiplatelet Drugs

Theoretically, oregano might increase the risk of bleeding when taken with anticoagulant or antiplatelet drugs.
In vitro research shows that aristolochic acid isolated from oregano leaves has antithrombin activity. It has also been reported that oregano oil inhibits arachidonic acid-induced, and ADP-induced, platelet aggregation.

Likelihood Possible Evidence D
Antidiabetes Drugs

Theoretically, oregano might increase the risk for hypoglycemia when taken with antidiabetes drugs.
In vitro and animal research shows that oregano extracts might lower blood glucose levels.

Likelihood Possible Evidence D
Wild Oregano Oil full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Colloidal Silver Advanced, from the product label.

BIOVEA

See all BIOVEA products
Name
BIOVEA
Street Address
9160 E. Bahia Dr.
City
Scottsdale
State
AZ
ZipCode
85260
Web Address
www.biovea.com
Pharmacist Counseling Corner

Colloidal Silver Advanced by BIOVEA: Common Questions

Does Colloidal Silver Advanced by BIOVEA interact with any medications?
Yes. Based on its ingredients, Colloidal Silver Advanced has a known interaction with 208 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Colloidal Silver Advanced contains 3 active ingredients, and an interaction can come from any of them. We check every ingredient, combine the results into one list per medication, and show which ingredient and mechanism is 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 colloidal silver safe to take long-term?
No. Health authorities discourage oral colloidal silver because it is not proven effective and can cause serious, sometimes permanent harm. Chronic use has been linked to blood cell damage, seizures, and bone marrow injury. This product should not be used as a long-term supplement.
Can I take this while pregnant or breastfeeding?
No. Colloidal Silver is unsafe in pregnancy because silver builds up in the body and can cause harm. It should also be avoided while breastfeeding since safety is unknown and silver may pass to your baby. Wild Oregano Oil is possibly unsafe in pregnancy at supplement doses (food amounts are likely fine). Talk with your doctor before use if you are pregnant or nursing.
What is colloidal silver supposed to do?
Colloidal silver is sometimes promoted for infections and immune support, but the evidence does not support it. It is rated possibly ineffective for sinus infections and there is insufficient evidence for hay fever, cancer, or COPD. Its safety risks outweigh any unproven benefit.
Will oregano oil make my blood thinner?
Oregano oil may increase bleeding risk when taken alongside blood thinners or antiplatelet drugs like aspirin or warfarin. Lab research shows oregano compounds can interfere with blood clotting. If you take any of these medications, check with your pharmacist before starting this product.
Can this affect my blood sugar?
Yes, possibly. Oregano oil may lower blood glucose in theory, which could increase the risk of low blood sugar (hypoglycemia) if you take diabetes medications. If you have diabetes and take medication for it, talk with your pharmacist before using this product.
What are the most common side effects?
Oregano oil may cause gastrointestinal upset, and skin irritation if applied topically. Olive can cause headache and stomach discomfort in some people. Rare but serious allergic reactions, including anaphylaxis, have been reported with oregano in sensitive individuals.

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.

Colloidal Silver Advanced label
Go deeper

The Full Monographs Behind Colloidal Silver Advanced’s Ingredients

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

Herb & supplement monograph

Olive

Olive comes from the same tree that gives us olives and olive oil, and its leaf and fruit contain antioxidant compounds like oleuropein and hydroxytyrosol. Olive oil as part of a Mediterrane...

Read the full Olive monograph → Herb & supplement monograph

Colloidal Silver

Colloidal silver is a liquid product containing tiny silver particles that is marketed for infections and immune support, but there is no reliable scientific evidence that it is safe or effe...

Read the full Colloidal Silver monograph → Herb & supplement monograph

Oregano

Interacts with 208 drugs

Oregano is a common Mediterranean cooking herb that is also sold as a concentrated oil or supplement, often standardized for a compound called carvacrol. While lab studies suggest it may hav...

Read the full Oregano monograph →
Sources

Sources & How We Checked

Colloidal Silver Advanced'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 32 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.

Olive 2 references
  1. Liccardi G, D'Amato M, D'Amato G. Oleaceae pollinosis: a review. Int Arch Allergy Immunol 1996;111:210-7. PubMed
  2. Somerville V, Moore R, Braakhuis A. The effect of olive leaf extract on upper respiratory illness in high school athletes: A randomised control trial. Nutrients. 2019;11(2). pii: E358. PubMed

See these in context on the Olive monograph →

Colloidal Silver 18 references
  1. Fung MC, Bowen DL. Silver products for medical indications: risk-benefit assessment. J Toxicol Clin Toxicol 1996;34:119-26. PubMed
  2. Fung MC, Weintraub M, Bowen DL. Colloidal silver proteins marketed as health supplements. JAMA 1995;274:1196-7. PubMed
  3. Fung MC, Weintraub M, Bowen DL. Colloidal silver proteins marketed as health supplements. JAMA 1995;274:1196-7. PubMed
  4. Gulbranson SH, Hud JA, Hansen RC. Argyria following the use of dietary supplements containing colloidal silver protein. Cutis 2000;66:373-4.
  5. Hori K, Martin TG, Rainey P, Robertson WO. Believe it or not--silver still poisons! Vet Hum Toxicol 2002;44:291-2..
  6. McKenna JK, Hull CM, Zone JJ. Argyria associated with colloidal silver supplementation. Int J Dermatol 2003;42:549.. PubMed
  7. Cohen LE, Spurlock R, Salem A, Mercado E. Argyria in the silver state. Federal Practitioner 2004;April:9-17.
  8. Mirsattari, S. M., Hammond, R. R., Sharpe, M. D., Leung, F. Y., and Young, G. B. Myoclonic status epilepticus following repeated oral ingestion of colloidal silver. Neurology 4-27-2004;62(8):1408-1410. PubMed
  9. Stepien, K. M., Morris, R., Brown, S., Taylor, A., and Morgan, L. Unintentional silver intoxication following self-medication: an unusual case of corticobasal degeneration. Ann Clin Biochem. 2009;46(Pt 6):520-522. PubMed
  10. Griffith RD, Simmons BJ, Yazdani Abyaneh MA, Bray FN, Falto-Aizpurua LA, Nouri K. Colloidal Silver: Dangerous and Readily Available. JAMA Dermatol. 2015;151(6):667-8.
  11. Park SW, Shin HT, Lee KT, Lee DY. Medical concern for colloidal silver supplementation: agyria of the nail and face. Ann Dermatol. 2013;25(1):111-2.
  12. Butzmann CM, K Technau-Hafsi, Bross F. "Silver man" argyria of the skin after ingestion of a colloidal silver solution. J Dtsch Dermatol Ges. 2015;13(10):1030-2. PubMed
  13. Hadrup N, Lam HR. Oral toxicity of silver ions, silver nanoparticles and colloidal silver-- a review. Regul Toxicol Pharmacol. 2014;68(1):1-7. PubMed
  14. Natelson EA, Baker KR, Pyatt DW. Anemia and leukopenia following intravenous colloidal silver infusions-Clinical and hematological features, unique peripheral blood film appearance and effective therapy with supplemental oral copper and apheresis. Clin Ca PubMed
  15. Tobarran N, Hieger MA. Acute silver toxicity from colloidal silver overdose. Am J Ther. 2019. PubMed
  16. Keung YK, Wang T, Hong-Lung Hu E. Acute myeloid leukemia with complex cytogenetic abnormalities associated with long-term use of oral colloidal silver as nutritional supplement - Case report and review of literature. J Oncol Pharm Pract. 2020;26(1):212-21 PubMed
  17. Hu D, Yuen C. Seizures Following Self-Medication With Colloidal Silver: A Case Report. Hosp Pharm 2023;58(4):350-352. PubMed
  18. Stjernbrandt A. Colloidal silver ingestion and severe anemia - A case report. Toxicol Rep 2023;11:270-272. PubMed

See these in context on the Colloidal Silver monograph →

Oregano 12 references
  1. Brinker F. Herb Contraindications and Drug Interactions. 2nd ed. Sandy, OR: Eclectic Medical Publications, 1998.
  2. Benito M, Jorro G, Morales C, et al. Labiatae allergy: systemic reactions due to ingestion of oregano and thyme. Ann Allergy Asthma Immunol 1996;76:416-8. PubMed
  3. Chevallier A. Encyclopedia of Herbal Medicine. 2nd ed. New York, NY: DK Publ, Inc., 2000.
  4. Ciganda C, and Laborde A. Herbal infusions used for induced abortion. J Toxicol.Clin Toxicol. 2003;41:235-239. PubMed
  5. Futrell, J. M. and Rietschel, R. L. Spice allergy evaluated by results of patch tests. Cutis 1993;52(5):288-290.
  6. Tognolini, M., Barocelli, E., Ballabeni, V., Bruni, R., Bianchi, A., Chiavarini, M., and Impicciatore, M. Comparative screening of plant essential oils: phenylpropanoid moiety as basic core for antiplatelet activity. Life Sci. 2-23-2006;78(13):1419-1432. PubMed
  7. Goun, E., Cunningham, G., Solodnikov, S., Krasnykch, O., and Miles, H. Antithrombin activity of some constituents from Origanum vulgare. Fitoterapia 2002;73(7-8):692-694. PubMed
  8. Lemhadri, A., Zeggwagh, N. A., Maghrani, M., Jouad, H., and Eddouks, M. Anti-hyperglycaemic activity of the aqueous extract of Origanum vulgare growing wild in Tafilalet region. J Ethnopharmacol. 2004;92(2-3):251-256. PubMed
  9. McCue, P., Vattem, D., and Shetty, K. Inhibitory effect of clonal oregano extracts against porcine pancreatic amylase in vitro. Asia Pac.J Clin.Nutr. 2004;13(4):401-408.
  10. Ragi, J., Pappert, A., Rao, B., Havkin-Frenkel, D., and Milgraum, S. Oregano extract ointment for wound healing: a randomized, double-blind, petrolatum-controlled study evaluating efficacy. J.Drugs Dermatol. 2011;10(10):1168-1172.
  11. Singletary K. Oregano: overview of the literature on health benefits. Nutrition Today 2010;45(3):129-38.
  12. Silva MLAE, Lucarini R, Dos Santos FF, et al. Hypoglycemic effect of rosmarinic acid-rich infusion (RosCE) from Origanum vulgare in alloxan-induced diabetic rats. Nat Prod Res 2022;36(17):4525-4531.

See these in context on the Oregano 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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